{"id":42523,"date":"2024-02-27T07:20:51","date_gmt":"2024-02-27T07:20:51","guid":{"rendered":"https:\/\/www.edarabia.com\/ar\/?p=42523"},"modified":"2026-07-01T00:01:02","modified_gmt":"2026-07-01T00:01:02","slug":"%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9","status":"publish","type":"post","link":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/","title":{"rendered":"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: \u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u062f\u0642\u064a\u0642\u0629\u060c \u0648\u062a\u0645\u0627\u0631\u064a\u0646 \u0645\u062d\u0644\u0648\u0644\u0629"},"content":{"rendered":"<h3>\u062a\u0639\u0631\u064a\u0641 \u0633\u0631\u064a\u0639 \u0648\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639<\/h3>\n<p>\u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0647\u0648 \u0645\u062b\u0644\u062b \u0623\u0637\u0648\u0627\u0644 \u0623\u0636\u0644\u0627\u0639\u0647 \u0627\u0644\u062b\u0644\u0627\u062b\u0629 \u0645\u062a\u0633\u0627\u0648\u064a\u0629 \u0648\u0632\u0648\u0627\u064a\u0627\u0647 \u0627\u0644\u062b\u0644\u0627\u062b \u0643\u0644\u0647\u0627 60\u00b0. \u064a\u062a\u0645\u064a\u0632 \u0628\u0623\u0646 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639\u0627\u062a \u0648\u0627\u0644\u0645\u0646\u0635\u0641\u0627\u062a \u0648\u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0627\u062a \u0648\u0627\u0644\u0645\u062a\u0639\u0627\u0645\u062f\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u062a\u062a\u0637\u0627\u0628\u0642 \u0641\u064a \u0646\u0642\u0637\u0629 \u0648\u0627\u062d\u062f\u0629 (\u0645\u0631\u0643\u0632 \u0627\u0644\u0645\u062b\u0644\u062b). \u0645\u0646 \u062e\u0635\u0627\u0626\u0635\u0647 \u0627\u0644\u0645\u0641\u064a\u062f\u0629 \u0644\u0644\u062d\u0633\u0627\u0628:<\/p>\n<ul>\n<li>\u0637\u0648\u0644 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 h \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0636\u0644\u0639 a \u064a\u0633\u0627\u0648\u064a h = (\u221a3\/2) a.<\/li>\n<li>\u0646\u0635\u0641 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062f\u0627\u062e\u0644\u064a \u0644\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0645\u0627\u0633\u0629 r \u064a\u0633\u0627\u0648\u064a r = (\u221a3\/6) a.<\/li>\n<li>\u0646\u0635\u0641 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0644\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629 R \u064a\u0633\u0627\u0648\u064a R = a\/\u221a3.<\/li>\n<li>\u0627\u0644\u0645\u062d\u064a\u0637 P \u064a\u0633\u0627\u0648\u064a P = 3a.<\/li>\n<\/ul>\n<h3>\u0627\u0644\u0635\u064a\u063a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0644\u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639<\/h3>\n<h3>\u0628\u062f\u0644\u0627\u0644\u0629 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 a<\/h3>\n<p>\u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0634\u0647\u0631: A = (\u221a3\/4) a\u00b2. \u0647\u0630\u0647 \u0627\u0644\u0635\u064a\u063a\u0629 \u0645\u0628\u0627\u0634\u0631\u0629 \u0648\u0633\u0631\u064a\u0639\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0645\u0639\u0644\u0648\u0645\u064b\u0627 \u0628\u062f\u0642\u0629. \u064a\u0641\u0636\u0651\u064e\u0644 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647\u0627 \u0641\u064a \u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0646\u0638\u0631\u064a\u0629 \u0648\u0627\u0644\u062a\u0645\u0627\u0631\u064a\u0646 \u0627\u0644\u0645\u062f\u0631\u0633\u064a\u0629 \u0627\u0644\u0633\u0631\u064a\u0639\u0629.<\/p>\n<h3>\u0628\u062f\u0644\u0627\u0644\u0629 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 h<\/h3>\n<p>\u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u0644\u0623\u064a \u0645\u062b\u0644\u062b \u0647\u064a A = (1\/2) \u00d7 \u0627\u0644\u0642\u0627\u0639\u062f\u0629 \u00d7 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639. \u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: A = (1\/2) a h\u060c \u0648\u0645\u0639 h = (\u221a3\/2) a \u0646\u062d\u0635\u0644 \u0639\u0644\u0649 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u0633\u0627\u0628\u0642\u0629. \u062a\u0646\u0641\u0639 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0642\u0627\u0633\u064b\u0627 \u0641\u0639\u0644\u064a\u064b\u0627 (\u0641\u064a \u0631\u0633\u0645\u0629 \u0623\u0648 \u0645\u062c\u0633\u0651\u0645).<\/p>\n<h3>\u0628\u062f\u0644\u0627\u0644\u0629 \u0627\u0644\u0645\u062d\u064a\u0637 P<\/h3>\n<p>\u0625\u0630\u0627 \u0639\u064f\u0631\u0641 \u0627\u0644\u0645\u062d\u064a\u0637\u060c \u0641\u0640 a = P\/3. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636: A = (\u221a3\/4) (P\/3)\u00b2 = (\u221a3\/36) P\u00b2. \u0635\u064a\u063a\u0629 \u0645\u0631\u064a\u062d\u0629 \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0633\u0624\u0627\u0644 \u062a\u064f\u0639\u0637\u0649 \u0628\u0627\u0644\u0645\u062d\u064a\u0637 \u0628\u062f\u0644 \u0627\u0644\u0636\u0644\u0639.<\/p>\n<h3>\u0628\u062f\u0644\u0627\u0644\u0629 \u0646\u0635\u0641 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062f\u0627\u062e\u0644\u064a r<\/h3>\n<p>\u0639\u0645\u0648\u0645\u064b\u0627 A = r \u00d7 s \u062d\u064a\u062b s \u0646\u0635\u0641 \u0627\u0644\u0645\u062d\u064a\u0637. \u0641\u064a \u0627\u0644\u0645\u062a\u0633\u0627\u0648\u064a: s = (3a\/2) \u0648 r = (\u221a3\/6) a\u060c \u0641\u0646\u062d\u0635\u0644 \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 A = (\u221a3\/4) a\u00b2. \u0628\u062f\u0644\u0627\u0644\u0629 r \u0641\u0642\u0637: a = 2\u221a3 r \u0648\u0628\u0627\u0644\u062a\u0627\u0644\u064a A = 3\u221a3 r\u00b2. \u0647\u0630\u0647 \u0627\u0644\u0635\u064a\u063a\u0629 \u0645\u0647\u0645\u0629 \u062d\u064a\u0646 \u064a\u062a\u0648\u0641\u0631 r \u0645\u0646 \u0631\u0633\u0645 \u0623\u0648 \u0645\u0633\u0623\u0644\u0629 \u0647\u0646\u062f\u0633\u064a\u0629.<\/p>\n<h3>\u0628\u062f\u0644\u0627\u0644\u0629 \u0646\u0635\u0641 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a R<\/h3>\n<p>\u0644\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: a = \u221a3 R. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636 \u0641\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629: A = (\u221a3\/4) (\u221a3 R)\u00b2 = (3\u221a3\/4) R\u00b2. \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0645\u0633\u0627\u0626\u0644 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629 \u0648\u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0647\u0646\u062f\u0633\u064a.<\/p>\n<h3>\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0635\u064a\u063a\u0629 \u0647\u0631\u0648\u0646 (Heron)<\/h3>\n<p>\u0635\u064a\u063a\u0629 \u0647\u0631\u0648\u0646: A = \u221a(s(s\u2212a)(s\u2212b)(s\u2212c)). \u0641\u064a \u0627\u0644\u0645\u062a\u0633\u0627\u0648\u064a: a=b=c \u0648 s=3a\/2\u060c \u0641\u062a\u0635\u064a\u0631 A = \u221a( (3a\/2) (a\/2) (a\/2) (a\/2) ) = \u221a(3a\u2074\/16) = (\u221a3\/4) a\u00b2. \u062a\u0641\u064a\u062f \u0644\u0625\u0638\u0647\u0627\u0631 \u0627\u062a\u0633\u0627\u0642 \u0627\u0644\u0635\u064a\u063a \u0648\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u062f\u0648\u0627\u062a \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u062d\u0627\u0644\u0627\u062a \u062e\u0627\u0635\u0629.<\/p>\n<h3>\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062f\u0627\u0644\u0629 \u0627\u0644\u062c\u064a\u0628<\/h3>\n<p>\u0639\u0645\u0648\u0645\u064b\u0627 A = (1\/2) ab sin C. \u0641\u064a \u0627\u0644\u0645\u062a\u0633\u0627\u0648\u064a: a=b \u0648\u0627\u0644\u0632\u0648\u0627\u064a\u0627 60\u00b0\u060c \u0625\u0630\u0646 A = (1\/2) a\u00b2 sin 60\u00b0 = (1\/2) a\u00b2 (\u221a3\/2) = (\u221a3\/4) a\u00b2. \u0635\u064a\u063a\u0629 \u0645\u062b\u0644\u064a\u0629 \u0645\u062e\u062a\u0635\u0631\u0629 \u062a\u0646\u0627\u0633\u0628 \u0645\u0633\u0627\u0626\u0644 \u0627\u0644\u0632\u0648\u0627\u064a\u0627.<\/p>\n<h3>\u0645\u0646 \u0627\u0644\u0625\u062d\u062f\u0627\u062b\u064a\u0627\u062a (\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u062d\u062f\u062f)<\/h3>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0631\u0624\u0648\u0633 \u0627\u0644\u0645\u062b\u0644\u062b \u0646\u0642\u0627\u0637\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u0645\u0633\u062a\u0648\u0649\u060c \u0641\u064a\u0645\u0643\u0646 \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u0628\u0646\u0635\u0641 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0637\u0644\u0642\u0629 \u0644\u0645\u062d\u062f\u062f \u0645\u0635\u0641\u0648\u0641\u0629 \u0627\u0644\u0625\u062d\u062f\u0627\u062b\u064a\u0627\u062a. \u0641\u064a \u062d\u0627\u0644\u0629 \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0627\u0644\u0645\u0646\u062a\u0638\u0645 \u0639\u0644\u0649 \u0634\u0628\u0643\u0629 \u0625\u062d\u062f\u0627\u062b\u064a\u0629\u060c \u0633\u062a\u064f\u0631\u062c\u0639\u0643 \u0627\u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0625\u0644\u0649 (\u221a3\/4) a\u00b2 \u0628\u0639\u062f \u062a\u0628\u0633\u064a\u0637 \u0627\u0644\u0641\u0631\u0648\u0642.<\/p>\n<h3>\u0645\u0646 \u0627\u0644\u0645\u062a\u062c\u0647\u0627\u062a (\u0627\u0644\u0636\u0631\u0628 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u064a)<\/h3>\n<p>\u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u062a\u0633\u0627\u0648\u064a \u0646\u0635\u0641 \u0637\u0648\u0644 \u0645\u062a\u062c\u0647 \u0646\u0627\u062a\u062c \u0627\u0644\u0636\u0631\u0628 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u064a \u0644\u0636\u062d\u0636\u0644\u0639\u064a\u0646 \u0645\u0646\u0637\u0644\u0642\u064a\u0646 \u0645\u0646 \u0646\u0641\u0633 \u0627\u0644\u0631\u0623\u0633. \u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0645\u0646\u062a\u0638\u0645 \u0627\u0644\u062a\u0645\u0627\u062b\u0644\u060c \u064a\u064f\u0628\u0633\u0637 \u0627\u0644\u0646\u0627\u062a\u062c \u0625\u0644\u0649 \u0630\u0627\u062a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629.<\/p>\n<h3>\u0637\u0631\u0642 \u0627\u0634\u062a\u0642\u0627\u0642 \u0627\u0644\u0635\u064a\u063a\u0629 \u062e\u0637\u0648\u0629 \u0628\u062e\u0637\u0648\u0629<\/h3>\n<h3>\u0627\u0634\u062a\u0642\u0627\u0642 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0641\u064a\u062b\u0627\u063a\u0648\u0631\u0633<\/h3>\n<p>\u0627\u0631\u0633\u0645 \u0627\u0631\u062a\u0641\u0627\u0639\u064b\u0627 \u0645\u0646 \u0631\u0623\u0633 \u0625\u0644\u0649 \u0645\u0646\u062a\u0635\u0641 \u0627\u0644\u0636\u0644\u0639 \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u061b \u064a\u0642\u0633\u0645 \u0627\u0644\u0645\u062b\u0644\u062b \u0625\u0644\u0649 \u0642\u0627\u0626\u0645\u064a \u0627\u0644\u0632\u0627\u0648\u064a\u0629 \u0628\u0636\u0644\u0639\u064a\u0646 a\/2 \u0648 h \u0648\u0627\u0644\u0648\u062a\u0631 a. \u0645\u0646 \u0641\u064a\u062b\u0627\u063a\u0648\u0631\u0633: a\u00b2 = (a\/2)\u00b2 + h\u00b2 \u27f9 h = (\u221a3\/2) a. \u0628\u0627\u0644\u062a\u0639\u0648\u064a\u0636 \u0641\u064a A = (1\/2) a h \u0646\u062d\u0635\u0644 \u0639\u0644\u0649 A = (\u221a3\/4) a\u00b2.<\/p>\n<h3>\u0627\u0634\u062a\u0642\u0627\u0642 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u062c\u064a\u0628<\/h3>\n<p>\u0628\u0645\u0627 \u0623\u0646 \u0627\u0644\u0632\u0648\u0627\u064a\u0627 60\u00b0\u060c \u0648\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 A = (1\/2) ab sin C \u0645\u0639 a=b \u0648 C=60\u00b0\u061b \u0645\u0628\u0627\u0634\u0631\u0629 A = (1\/2) a\u00b2 (\u221a3\/2) = (\u221a3\/4) a\u00b2. \u0637\u0631\u064a\u0642\u0629 \u0623\u0646\u064a\u0642\u0629 \u0648\u0633\u0631\u064a\u0639\u0629 \u062e\u0627\u0635\u0629 \u0641\u064a \u0645\u0633\u0627\u0626\u0644 \u0627\u0644\u0645\u062b\u0644\u062b\u0627\u062a \u0627\u0644\u0645\u062b\u0644\u062b\u064a\u0629.<\/p>\n<h3>\u0627\u0644\u0631\u0628\u0637 \u0628\u064a\u0646 r \u0648 R \u0648\u0627\u0644\u0645\u062d\u064a\u0637<\/h3>\n<p>\u0645\u0646 \u0639\u0644\u0627\u0642\u0627\u062a \u0627\u0644\u0645\u062a\u0633\u0627\u0648\u064a: r = (\u221a3\/6) a\u060c R = a\/\u221a3\u060c \u0648 P = 3a. \u0625\u0639\u0627\u062f\u0629 \u0643\u062a\u0627\u0628\u0629 A \u0628\u062f\u0644\u0627\u0644\u0629 \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u062f\u064a\u0631 \u062a\u0639\u0637\u064a \u0635\u064a\u063a\u064b\u0627 \u062a\u0643\u0627\u0641\u0626 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u060c \u0645\u0627 \u064a\u0633\u0647\u0651\u0644 \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0628\u064a\u0646 \u0627\u0644\u0645\u0639\u0637\u064a\u0627\u062a \u0641\u064a \u0623\u064a \u0645\u0633\u0623\u0644\u0629.<\/p>\n<h3>\u0623\u0645\u062b\u0644\u0629 \u0645\u062d\u0644\u0648\u0644\u0629 \u0645\u062a\u0646\u0648\u0639\u0629<\/h3>\n<h3>\u0645\u062b\u0627\u0644 1: \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0645\u0639\u0644\u0648\u0645<\/h3>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 a = 8 \u0633\u0645\u060c \u0641\u0640 A = (\u221a3\/4) \u00d7 8\u00b2 = (\u221a3\/4) \u00d7 64 = 16\u221a3 \u0633\u0645\u00b2 \u2248 27.71 \u0633\u0645\u00b2 (\u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u221a3 \u2248 1.732).<\/p>\n<h3>\u0645\u062b\u0627\u0644 2: \u0627\u0644\u0645\u062d\u064a\u0637 \u0645\u0639\u0644\u0648\u0645<\/h3>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 P = 30 \u0633\u0645\u060c \u0641\u0625\u0646 a = 30\/3 = 10 \u0633\u0645. \u0625\u0630\u0646 A = (\u221a3\/4) \u00d7 10\u00b2 = 25\u221a3 \u0633\u0645\u00b2 \u2248 43.30 \u0633\u0645\u00b2.<\/p>\n<h3>\u0645\u062b\u0627\u0644 3: \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0639\u0644\u0648\u0645<\/h3>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 h = 12 \u0633\u0645. \u0645\u0646 h = (\u221a3\/2) a \u27f9 a = (2\/\u221a3) h = (2\/\u221a3) \u00d7 12 = 24\/\u221a3 \u2248 13.856 \u0633\u0645. \u0627\u0644\u0645\u0633\u0627\u062d\u0629: A = (1\/2) a h \u2248 0.5 \u00d7 13.856 \u00d7 12 \u2248 83.14 \u0633\u0645\u00b2 (\u0648\u0633\u062a\u0637\u0627\u0628\u0642 (\u221a3\/4) a\u00b2 \u0628\u0639\u062f \u0627\u0644\u062a\u0642\u0631\u064a\u0628).<\/p>\n<h3>\u0645\u062b\u0627\u0644 4: \u0646\u0635\u0641 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062f\u0627\u062e\u0644\u064a \u0645\u0639\u0644\u0648\u0645<\/h3>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 r = 5 \u0633\u0645\u060c \u0641\u0640 A = 3\u221a3 r\u00b2 = 3\u221a3 \u00d7 25 = 75\u221a3 \u0633\u0645\u00b2 \u2248 129.90 \u0633\u0645\u00b2. \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0639\u0646\u062f \u0627\u0644\u062d\u0627\u062c\u0629: a = 2\u221a3 r \u2248 17.32 \u0633\u0645.<\/p>\n<h3>\u0645\u062b\u0627\u0644 5: \u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u0645\u0639\u0644\u0648\u0645\u0629 \u0648\u0646\u0631\u064a\u062f \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639<\/h3>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646\u062a A = 60 \u0633\u0645\u00b2\u060c \u0641\u062d\u0633\u0628 A = (\u221a3\/4) a\u00b2 \u27f9 a\u00b2 = (4A\/\u221a3) = (240\/\u221a3) \u2248 138.564 \u27f9 a \u2248 \u221a138.564 \u2248 11.78 \u0633\u0645.<\/p>\n<h3>\u0645\u062b\u0627\u0644 6: \u0646\u0635\u0641 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062e\u0627\u0631\u062c\u064a \u0645\u0639\u0644\u0648\u0645<\/h3>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646 R = 7 \u0633\u0645\u060c \u0641\u0640 A = (3\u221a3\/4) R\u00b2 = (3\u221a3\/4) \u00d7 49 = (147\u221a3\/4) \u0633\u0645\u00b2 \u2248 63.64 \u0633\u0645\u00b2.<\/p>\n<h3>\u0643\u064a\u0641 \u062a\u062e\u062a\u0627\u0631 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0646\u0633\u0628\u061f<\/h3>\n<ul>\n<li>\u0639\u064f\u0631\u0641 \u0627\u0644\u0636\u0644\u0639 a: \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0628\u0627\u0634\u0631\u0629 A = (\u221a3\/4) a\u00b2.<\/li>\n<li>\u0639\u064f\u0631\u0641 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 h: \u0627\u0633\u062a\u062e\u062f\u0645 A = (1\/2) a h \u0623\u0648 \u062d\u0648\u0651\u0644 h \u0625\u0644\u0649 a \u0623\u0648\u0644\u064b\u0627.<\/li>\n<li>\u0639\u064f\u0631\u0641 \u0627\u0644\u0645\u062d\u064a\u0637 P: \u0627\u0633\u062a\u062e\u062f\u0645 A = (\u221a3\/36) P\u00b2.<\/li>\n<li>\u0639\u064f\u0631\u0641 r: \u0627\u0633\u062a\u062e\u062f\u0645 A = 3\u221a3 r\u00b2.<\/li>\n<li>\u0639\u064f\u0631\u0641 R: \u0627\u0633\u062a\u062e\u062f\u0645 A = (3\u221a3\/4) R\u00b2.<\/li>\n<li>\u0639\u064f\u0631\u0641\u062a \u0625\u062d\u062f\u0627\u062b\u064a\u0627\u062a \u0627\u0644\u0631\u0624\u0648\u0633: \u0637\u0628\u0651\u0642 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0645\u062d\u062f\u062f \u0623\u0648 \u0627\u0644\u0645\u062a\u062c\u0647\u0627\u062a.<\/li>\n<\/ul>\n<h3>\u0623\u062e\u0637\u0627\u0621 \u0634\u0627\u0626\u0639\u0629 \u0648\u0643\u064a\u0641 \u062a\u062a\u062c\u0646\u0628\u0647\u0627<\/h3>\n<ul>\n<li>\u0646\u0633\u064a\u0627\u0646 \u062a\u0631\u0628\u064a\u0639 \u0627\u0644\u0636\u0644\u0639 \u0641\u064a \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629\u061b \u062a\u0630\u0643\u0651\u0631 \u0623\u0646\u0647\u0627 \u062a\u062a\u0646\u0627\u0633\u0628 \u0645\u0639 a\u00b2 \u0644\u0627 a.<\/li>\n<li>\u0627\u0644\u062e\u0644\u0637 \u0628\u064a\u0646 r \u0648 R\u061b \u0643\u0644\u0627\u0647\u0645\u0627 \u0645\u0631\u062a\u0628\u0637 \u0628\u0640 a \u0644\u0643\u0646 \u0628\u0642\u064a\u0645 \u0645\u062e\u062a\u0644\u0641\u0629: r = (\u221a3\/6) a \u0648 R = a\/\u221a3.<\/li>\n<li>\u0627\u0644\u0633\u0647\u0648 \u0639\u0646 \u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u061b \u0625\u0630\u0627 \u0643\u0627\u0646 a \u0628\u0627\u0644\u0633\u0645\u060c \u0641\u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u0628\u0627\u0644\u0633\u0645\u00b2 (\u0648\u0644\u064a\u0633 \u0633\u0645).<\/li>\n<li>\u062a\u0642\u0631\u064a\u0628 \u063a\u064a\u0631 \u062f\u0642\u064a\u0642 \u0644\u0640 \u221a3\u061b \u0627\u0633\u062a\u062e\u062f\u0645 1.732 \u0644\u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0633\u0631\u064a\u0639\u060c \u0623\u0648 1.73205 \u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u062f\u0642\u0629.<\/li>\n<li>\u062a\u0637\u0628\u064a\u0642 \u0635\u064a\u063a\u0629 \u0639\u0627\u0645\u0629 \u062f\u0648\u0646 \u062a\u0628\u0633\u064a\u0637 \u062d\u0627\u0644\u0629 \u0627\u0644\u062a\u0633\u0627\u0648\u064a\u061b \u0627\u0633\u062a\u063a\u0644 \u062a\u0645\u0627\u062b\u0644 \u0627\u0644\u0645\u062a\u0633\u0627\u0648\u064a \u0644\u062a\u0633\u0631\u064a\u0639 \u0627\u0644\u062d\u0644.<\/li>\n<\/ul>\n<h3>\u0648\u062d\u062f\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633 \u0648\u0646\u0635\u0627\u0626\u062d \u062d\u0633\u0627\u0628 \u0633\u0631\u064a\u0639\u0629<\/h3>\n<ul>\n<li>\u0627\u0631\u0628\u0637 \u062f\u0627\u0626\u0645\u064b\u0627 \u0628\u064a\u0646 \u0646\u0648\u0639 \u0627\u0644\u0645\u0639\u0637\u0649 \u0648\u0646\u0648\u0639 \u0627\u0644\u0646\u0627\u062a\u062c: \u0623\u0637\u0648\u0627\u0644 \u2192 \u0645\u0633\u0627\u062d\u0629 \u0645\u0631\u0628\u0639\u0629.<\/li>\n<li>\u0644\u0644\u062d\u0633\u0627\u0628 \u0627\u0644\u0630\u0647\u0646\u064a: \u0625\u0630\u0627 a = 2k\u060c \u0641\u0640 A = (\u221a3\/4) (4k\u00b2) = \u221a3 k\u00b2 \u062a\u0642\u0631\u064a\u0628\u064b\u0627 1.732 k\u00b2.<\/li>\n<li>\u0644\u0644\u062a\u062d\u0648\u064a\u0644: 1 \u0645\u00b2 = 10,000 \u0633\u0645\u00b2\u060c \u06481 \u0633\u0645\u00b2 = 100 \u0645\u0645\u00b2.<\/li>\n<\/ul>\n<h3>\u062a\u062f\u0631\u064a\u0628\u0627\u062a \u0645\u0642\u062a\u0631\u062d\u0629 \u0645\u0639 \u0623\u062c\u0648\u0628\u0629 \u0645\u062e\u062a\u0635\u0631\u0629<\/h3>\n<ul>\n<li>\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0636\u0644\u0639\u0647 14 \u0633\u0645. \u0627\u062d\u0633\u0628 \u0627\u0644\u0645\u0633\u0627\u062d\u0629. \u0627\u0644\u062c\u0648\u0627\u0628: A = (\u221a3\/4) \u00d7 196 = 49\u221a3 \u2248 84.87 \u0633\u0645\u00b2.<\/li>\n<li>\u0645\u062d\u064a\u0637 \u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 72 \u0633\u0645. \u0627\u062d\u0633\u0628 \u0627\u0644\u0645\u0633\u0627\u062d\u0629. \u0627\u0644\u062c\u0648\u0627\u0628: A = (\u221a3\/36) \u00d7 72\u00b2 = (\u221a3\/36) \u00d7 5184 = 144\u221a3 \u2248 249.41 \u0633\u0645\u00b2.<\/li>\n<li>\u0646\u0635\u0641 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062f\u0627\u062e\u0644\u064a 3.5 \u0633\u0645. \u0627\u062d\u0633\u0628 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0648\u0627\u0644\u0645\u0633\u0627\u062d\u0629. \u0627\u0644\u062c\u0648\u0627\u0628: a = 2\u221a3 r \u2248 12.12 \u0633\u0645\u060c A = 3\u221a3 r\u00b2 = 36.75\u221a3 \u2248 63.65 \u0633\u0645\u00b2.<\/li>\n<\/ul>\n<h3>\u0645\u0642\u0627\u0631\u0646\u0629 \u0633\u0631\u064a\u0639\u0629 \u0645\u0639 \u0645\u062b\u0644\u062b\u0627\u062a \u0623\u062e\u0631\u0649<\/h3>\n<p>\u0641\u064a \u0645\u062b\u0644\u062b\u0627\u062a \u0639\u0627\u0645\u0629\u060c \u0642\u062f \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0635\u064a\u063a\u0629 \u0647\u0631\u0648\u0646 \u0623\u0648 \u0642\u0627\u0639\u062f\u0629 (1\/2) ab sin C. \u062a\u0645\u064a\u0651\u0632 \u0627\u0644\u0645\u062a\u0633\u0627\u0648\u064a \u0628\u0623\u0646 \u0627\u0644\u0632\u0648\u0627\u064a\u0627 \u062b\u0627\u0628\u062a\u0629 \u0648\u0627\u0644\u0639\u0644\u0627\u0642\u0627\u062a \u0628\u064a\u0646 a \u0648 h \u0648 r \u0648 R \u0628\u0633\u064a\u0637\u0629\u061b \u0645\u0627 \u064a\u062c\u0639\u0644 \u062d\u0633\u0627\u0628 \u0627\u0644\u0645\u0633\u0627\u062d\u0629 \u0623\u0633\u0631\u0639 \u0648\u0623\u062f\u0642 \u0639\u0646\u062f \u062a\u0648\u0641\u0631 \u0623\u064a\u0651 \u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0642\u064a\u0645.<\/p>\n<h3>\u062e\u0644\u0627\u0635\u0629 \u0639\u0645\u0644\u064a\u0629<\/h3>\n<p>\u0644\u062f\u0649 \u0633\u0645\u0627\u0639\u0643 \u0639\u0628\u0627\u0631\u0629 &#8220;\u0645\u0633\u0627\u062d\u0629 \u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639&#8221;\u060c \u0641\u0643\u0651\u0631 \u0623\u0648\u0644\u064b\u0627 \u0641\u064a A = (\u221a3\/4) a\u00b2. \u0625\u0646 \u0644\u0645 \u064a\u062a\u0648\u0641\u0631 a\u060c \u062d\u0648\u0651\u0650\u0644 \u0627\u0644\u0645\u0639\u0637\u0649 \u0627\u0644\u0645\u062a\u0627\u062d (h \u0623\u0648 P \u0623\u0648 r \u0623\u0648 R) \u0625\u0644\u0649 \u0627\u0644\u0635\u064a\u063a\u0629 \u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0623\u0639\u0644\u0627\u0647. \u062d\u0627\u0641\u0638 \u0639\u0644\u0649 \u0627\u0644\u062f\u0642\u0629 \u0641\u064a \u221a3 \u0648\u0627\u0644\u0648\u062d\u062f\u0627\u062a\u060c \u0648\u0633\u062a\u062d\u0635\u0644 \u0639\u0644\u0649 \u0646\u0627\u062a\u062c \u0635\u062d\u064a\u062d \u0628\u062b\u0628\u0627\u062a \u0648\u0633\u0631\u0639\u0629.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u062a\u0639\u0631\u064a\u0641 \u0633\u0631\u064a\u0639 \u0648\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0647\u0648 \u0645\u062b\u0644\u062b \u0623\u0637\u0648\u0627\u0644 \u0623\u0636\u0644\u0627\u0639\u0647 \u0627\u0644\u062b\u0644\u0627\u062b\u0629 \u0645\u062a\u0633\u0627\u0648\u064a\u0629 \u0648\u0632\u0648\u0627\u064a\u0627\u0647 \u0627\u0644\u062b\u0644\u0627\u062b \u0643\u0644\u0647\u0627 60\u00b0. \u064a\u062a\u0645\u064a\u0632 \u0628\u0623\u0646 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639\u0627\u062a \u0648\u0627\u0644\u0645\u0646\u0635\u0641\u0627\u062a \u0648\u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0627\u062a \u0648\u0627\u0644\u0645\u062a\u0639\u0627\u0645\u062f\u0627\u062a \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u062a\u062a\u0637\u0627\u0628\u0642 \u0641\u064a \u0646\u0642\u0637\u0629 \u0648\u0627\u062d\u062f\u0629 (\u0645\u0631\u0643\u0632 \u0627\u0644\u0645\u062b\u0644\u062b). \u0645\u0646 \u062e\u0635\u0627\u0626\u0635\u0647 \u0627\u0644\u0645\u0641\u064a\u062f\u0629 \u0644\u0644\u062d\u0633\u0627\u0628: \u0637\u0648\u0644 \u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 h \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0636\u0644\u0639 a \u064a\u0633\u0627\u0648\u064a h = (\u221a3\/2) a. \u0646\u0635\u0641 \u0627\u0644\u0642\u0637\u0631 \u0627\u0644\u062f\u0627\u062e\u0644\u064a \u0644\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0645\u0627\u0633\u0629 r \u064a\u0633\u0627\u0648\u064a r [&hellip;]<\/p>\n","protected":false},"author":23,"featured_media":42737,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"tags":[],"class_list":["post-42523","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-87","category-440"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: 9 \u0637\u0631\u0642 \u0645\u062d\u0633\u0648\u0628\u0629 \u0645\u0639 \u0627\u0644\u0634\u0631\u062d \u0648\u0627\u0644\u0623\u0645\u062b\u0644\u0629<\/title>\n<meta name=\"description\" content=\"\u0627\u0643\u062a\u0634\u0641 \u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0628\u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629: \u0645\u0646 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u0645\u062d\u064a\u0637 \u0648\u0646\u0635\u0641\u064a \u0627\u0644\u0642\u0637\u0631\u064a\u0646\u060c \u0645\u0639 \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u0648\u0627\u0636\u062d\u0629 \u0648\u0623\u0645\u062b\u0644\u0629 \u0645\u062d\u0644\u0648\u0644\u0629 \u0648\u0646\u0635\u0627\u0626\u062d \u0644\u062a\u062c\u0646\u0651\u0628 \u0627\u0644\u0623\u062e\u0637\u0627\u0621.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.edarabia.com\/ar\/\u0642\u0627\u0646\u0648\u0646-\u0645\u0633\u0627\u062d\u0629-\u0627\u0644\u0645\u062b\u0644\u062b-\u0645\u062a\u0633\u0627\u0648\u064a-\u0627\u0644\u0627\u0636\u0644\u0627\u0639\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: 9 \u0637\u0631\u0642 \u0645\u062d\u0633\u0648\u0628\u0629 \u0645\u0639 \u0627\u0644\u0634\u0631\u062d \u0648\u0627\u0644\u0623\u0645\u062b\u0644\u0629\" \/>\n<meta property=\"og:description\" content=\"\u0627\u0643\u062a\u0634\u0641 \u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0628\u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629: \u0645\u0646 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u0645\u062d\u064a\u0637 \u0648\u0646\u0635\u0641\u064a \u0627\u0644\u0642\u0637\u0631\u064a\u0646\u060c \u0645\u0639 \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u0648\u0627\u0636\u062d\u0629 \u0648\u0623\u0645\u062b\u0644\u0629 \u0645\u062d\u0644\u0648\u0644\u0629 \u0648\u0646\u0635\u0627\u0626\u062d \u0644\u062a\u062c\u0646\u0651\u0628 \u0627\u0644\u0623\u062e\u0637\u0627\u0621.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.edarabia.com\/ar\/\u0642\u0627\u0646\u0648\u0646-\u0645\u0633\u0627\u062d\u0629-\u0627\u0644\u0645\u062b\u0644\u062b-\u0645\u062a\u0633\u0627\u0648\u064a-\u0627\u0644\u0627\u0636\u0644\u0627\u0639\/\" \/>\n<meta property=\"og:site_name\" content=\"\u0625\u064a\u062f \u0623\u0631\u0627\u0628\u064a\u0627\" \/>\n<meta property=\"article:published_time\" content=\"2024-02-27T07:20:51+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-01T00:01:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.edarabia.com\/ar\/wp-content\/uploads\/2024\/02\/law-of-area-of-an-equilateral-triangle.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"800\" \/>\n\t<meta property=\"og:image:height\" content=\"350\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Mona Fakhro\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0643\u064f\u062a\u0628 \u0628\u0648\u0627\u0633\u0637\u0629\" \/>\n\t<meta name=\"twitter:data1\" content=\"Mona Fakhro\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u0648\u0642\u062a \u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0645\u064f\u0642\u062f\u0651\u0631\" \/>\n\t<meta name=\"twitter:data2\" content=\"\u062f\u0642\u064a\u0642\u0629 \u0648\u0627\u062d\u062f\u0629\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/\"},\"author\":{\"name\":\"Mona Fakhro\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#\\\/schema\\\/person\\\/01a9beda4345ccbcc1cb741e78888f04\"},\"headline\":\"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: \u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u062f\u0642\u064a\u0642\u0629\u060c \u0648\u062a\u0645\u0627\u0631\u064a\u0646 \u0645\u062d\u0644\u0648\u0644\u0629\",\"datePublished\":\"2024-02-27T07:20:51+00:00\",\"dateModified\":\"2026-07-01T00:01:02+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/\"},\"wordCount\":199,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/law-of-area-of-an-equilateral-triangle.jpg\",\"articleSection\":[\"\u062a\u0639\u0644\u064a\u0645\",\"\u0631\u064a\u0627\u0636\u064a\u0627\u062a\"],\"inLanguage\":\"ar\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/\",\"url\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/\",\"name\":\"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: 9 \u0637\u0631\u0642 \u0645\u062d\u0633\u0648\u0628\u0629 \u0645\u0639 \u0627\u0644\u0634\u0631\u062d \u0648\u0627\u0644\u0623\u0645\u062b\u0644\u0629\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/law-of-area-of-an-equilateral-triangle.jpg\",\"datePublished\":\"2024-02-27T07:20:51+00:00\",\"dateModified\":\"2026-07-01T00:01:02+00:00\",\"description\":\"\u0627\u0643\u062a\u0634\u0641 \u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0628\u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629: \u0645\u0646 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u0645\u062d\u064a\u0637 \u0648\u0646\u0635\u0641\u064a \u0627\u0644\u0642\u0637\u0631\u064a\u0646\u060c \u0645\u0639 \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u0648\u0627\u0636\u062d\u0629 \u0648\u0623\u0645\u062b\u0644\u0629 \u0645\u062d\u0644\u0648\u0644\u0629 \u0648\u0646\u0635\u0627\u0626\u062d \u0644\u062a\u062c\u0646\u0651\u0628 \u0627\u0644\u0623\u062e\u0637\u0627\u0621.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/#breadcrumb\"},\"inLanguage\":\"ar\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"ar\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/law-of-area-of-an-equilateral-triangle.jpg\",\"contentUrl\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/wp-content\\\/uploads\\\/2024\\\/02\\\/law-of-area-of-an-equilateral-triangle.jpg\",\"width\":800,\"height\":350},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: \u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u062f\u0642\u064a\u0642\u0629\u060c \u0648\u062a\u0645\u0627\u0631\u064a\u0646 \u0645\u062d\u0644\u0648\u0644\u0629\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#website\",\"url\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/\",\"name\":\"\u0625\u064a\u062f \u0623\u0631\u0627\u0628\u064a\u0627\",\"description\":\"\u062f\u0644\u064a\u0644 \u0627\u0644\u062a\u0639\u0644\u064a\u0645 \u0627\u0644\u0623\u0648\u0644 \u0628\u0627\u0644\u0634\u0631\u0642\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"ar\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#organization\",\"name\":\"Edarabia Arabic\",\"url\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ar\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/wp-content\\\/uploads\\\/2019\\\/03\\\/edarabia-logo.png\",\"contentUrl\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/wp-content\\\/uploads\\\/2019\\\/03\\\/edarabia-logo.png\",\"width\":175,\"height\":37,\"caption\":\"Edarabia Arabic\"},\"image\":{\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#\\\/schema\\\/logo\\\/image\\\/\"}},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.edarabia.com\\\/ar\\\/#\\\/schema\\\/person\\\/01a9beda4345ccbcc1cb741e78888f04\",\"name\":\"Mona Fakhro\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: 9 \u0637\u0631\u0642 \u0645\u062d\u0633\u0648\u0628\u0629 \u0645\u0639 \u0627\u0644\u0634\u0631\u062d \u0648\u0627\u0644\u0623\u0645\u062b\u0644\u0629","description":"\u0627\u0643\u062a\u0634\u0641 \u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0628\u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629: \u0645\u0646 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u0645\u062d\u064a\u0637 \u0648\u0646\u0635\u0641\u064a \u0627\u0644\u0642\u0637\u0631\u064a\u0646\u060c \u0645\u0639 \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u0648\u0627\u0636\u062d\u0629 \u0648\u0623\u0645\u062b\u0644\u0629 \u0645\u062d\u0644\u0648\u0644\u0629 \u0648\u0646\u0635\u0627\u0626\u062d \u0644\u062a\u062c\u0646\u0651\u0628 \u0627\u0644\u0623\u062e\u0637\u0627\u0621.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.edarabia.com\/ar\/\u0642\u0627\u0646\u0648\u0646-\u0645\u0633\u0627\u062d\u0629-\u0627\u0644\u0645\u062b\u0644\u062b-\u0645\u062a\u0633\u0627\u0648\u064a-\u0627\u0644\u0627\u0636\u0644\u0627\u0639\/","og_locale":"ar_AR","og_type":"article","og_title":"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: 9 \u0637\u0631\u0642 \u0645\u062d\u0633\u0648\u0628\u0629 \u0645\u0639 \u0627\u0644\u0634\u0631\u062d \u0648\u0627\u0644\u0623\u0645\u062b\u0644\u0629","og_description":"\u0627\u0643\u062a\u0634\u0641 \u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0628\u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629: \u0645\u0646 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u0645\u062d\u064a\u0637 \u0648\u0646\u0635\u0641\u064a \u0627\u0644\u0642\u0637\u0631\u064a\u0646\u060c \u0645\u0639 \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u0648\u0627\u0636\u062d\u0629 \u0648\u0623\u0645\u062b\u0644\u0629 \u0645\u062d\u0644\u0648\u0644\u0629 \u0648\u0646\u0635\u0627\u0626\u062d \u0644\u062a\u062c\u0646\u0651\u0628 \u0627\u0644\u0623\u062e\u0637\u0627\u0621.","og_url":"https:\/\/www.edarabia.com\/ar\/\u0642\u0627\u0646\u0648\u0646-\u0645\u0633\u0627\u062d\u0629-\u0627\u0644\u0645\u062b\u0644\u062b-\u0645\u062a\u0633\u0627\u0648\u064a-\u0627\u0644\u0627\u0636\u0644\u0627\u0639\/","og_site_name":"\u0625\u064a\u062f \u0623\u0631\u0627\u0628\u064a\u0627","article_published_time":"2024-02-27T07:20:51+00:00","article_modified_time":"2026-07-01T00:01:02+00:00","og_image":[{"width":800,"height":350,"url":"https:\/\/www.edarabia.com\/ar\/wp-content\/uploads\/2024\/02\/law-of-area-of-an-equilateral-triangle.jpg","type":"image\/jpeg"}],"author":"Mona Fakhro","twitter_card":"summary_large_image","twitter_misc":{"\u0643\u064f\u062a\u0628 \u0628\u0648\u0627\u0633\u0637\u0629":"Mona Fakhro","\u0648\u0642\u062a \u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0645\u064f\u0642\u062f\u0651\u0631":"\u062f\u0642\u064a\u0642\u0629 \u0648\u0627\u062d\u062f\u0629"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/#article","isPartOf":{"@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/"},"author":{"name":"Mona Fakhro","@id":"https:\/\/www.edarabia.com\/ar\/#\/schema\/person\/01a9beda4345ccbcc1cb741e78888f04"},"headline":"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: \u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u062f\u0642\u064a\u0642\u0629\u060c \u0648\u062a\u0645\u0627\u0631\u064a\u0646 \u0645\u062d\u0644\u0648\u0644\u0629","datePublished":"2024-02-27T07:20:51+00:00","dateModified":"2026-07-01T00:01:02+00:00","mainEntityOfPage":{"@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/"},"wordCount":199,"commentCount":0,"publisher":{"@id":"https:\/\/www.edarabia.com\/ar\/#organization"},"image":{"@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/#primaryimage"},"thumbnailUrl":"https:\/\/www.edarabia.com\/ar\/wp-content\/uploads\/2024\/02\/law-of-area-of-an-equilateral-triangle.jpg","articleSection":["\u062a\u0639\u0644\u064a\u0645","\u0631\u064a\u0627\u0636\u064a\u0627\u062a"],"inLanguage":"ar","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/","url":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/","name":"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: 9 \u0637\u0631\u0642 \u0645\u062d\u0633\u0648\u0628\u0629 \u0645\u0639 \u0627\u0644\u0634\u0631\u062d \u0648\u0627\u0644\u0623\u0645\u062b\u0644\u0629","isPartOf":{"@id":"https:\/\/www.edarabia.com\/ar\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/#primaryimage"},"image":{"@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/#primaryimage"},"thumbnailUrl":"https:\/\/www.edarabia.com\/ar\/wp-content\/uploads\/2024\/02\/law-of-area-of-an-equilateral-triangle.jpg","datePublished":"2024-02-27T07:20:51+00:00","dateModified":"2026-07-01T00:01:02+00:00","description":"\u0627\u0643\u062a\u0634\u0641 \u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639 \u0628\u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629: \u0645\u0646 \u0637\u0648\u0644 \u0627\u0644\u0636\u0644\u0639 \u0648\u0627\u0644\u0627\u0631\u062a\u0641\u0627\u0639 \u0648\u0627\u0644\u0645\u062d\u064a\u0637 \u0648\u0646\u0635\u0641\u064a \u0627\u0644\u0642\u0637\u0631\u064a\u0646\u060c \u0645\u0639 \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u0648\u0627\u0636\u062d\u0629 \u0648\u0623\u0645\u062b\u0644\u0629 \u0645\u062d\u0644\u0648\u0644\u0629 \u0648\u0646\u0635\u0627\u0626\u062d \u0644\u062a\u062c\u0646\u0651\u0628 \u0627\u0644\u0623\u062e\u0637\u0627\u0621.","breadcrumb":{"@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/#breadcrumb"},"inLanguage":"ar","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/"]}]},{"@type":"ImageObject","inLanguage":"ar","@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/#primaryimage","url":"https:\/\/www.edarabia.com\/ar\/wp-content\/uploads\/2024\/02\/law-of-area-of-an-equilateral-triangle.jpg","contentUrl":"https:\/\/www.edarabia.com\/ar\/wp-content\/uploads\/2024\/02\/law-of-area-of-an-equilateral-triangle.jpg","width":800,"height":350},{"@type":"BreadcrumbList","@id":"https:\/\/www.edarabia.com\/ar\/%d9%82%d8%a7%d9%86%d9%88%d9%86-%d9%85%d8%b3%d8%a7%d8%ad%d8%a9-%d8%a7%d9%84%d9%85%d8%ab%d9%84%d8%ab-%d9%85%d8%aa%d8%b3%d8%a7%d9%88%d9%8a-%d8%a7%d9%84%d8%a7%d8%b6%d9%84%d8%a7%d8%b9\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.edarabia.com\/ar\/"},{"@type":"ListItem","position":2,"name":"\u0642\u0627\u0646\u0648\u0646 \u0645\u0633\u0627\u062d\u0629 \u0627\u0644\u0645\u062b\u0644\u062b \u0645\u062a\u0633\u0627\u0648\u064a \u0627\u0644\u0623\u0636\u0644\u0627\u0639: \u0635\u064a\u063a \u0645\u062a\u0639\u062f\u062f\u0629\u060c \u0627\u0634\u062a\u0642\u0627\u0642\u0627\u062a \u062f\u0642\u064a\u0642\u0629\u060c \u0648\u062a\u0645\u0627\u0631\u064a\u0646 \u0645\u062d\u0644\u0648\u0644\u0629"}]},{"@type":"WebSite","@id":"https:\/\/www.edarabia.com\/ar\/#website","url":"https:\/\/www.edarabia.com\/ar\/","name":"\u0625\u064a\u062f \u0623\u0631\u0627\u0628\u064a\u0627","description":"\u062f\u0644\u064a\u0644 \u0627\u0644\u062a\u0639\u0644\u064a\u0645 \u0627\u0644\u0623\u0648\u0644 \u0628\u0627\u0644\u0634\u0631\u0642","publisher":{"@id":"https:\/\/www.edarabia.com\/ar\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.edarabia.com\/ar\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"ar"},{"@type":"Organization","@id":"https:\/\/www.edarabia.com\/ar\/#organization","name":"Edarabia Arabic","url":"https:\/\/www.edarabia.com\/ar\/","logo":{"@type":"ImageObject","inLanguage":"ar","@id":"https:\/\/www.edarabia.com\/ar\/#\/schema\/logo\/image\/","url":"https:\/\/www.edarabia.com\/ar\/wp-content\/uploads\/2019\/03\/edarabia-logo.png","contentUrl":"https:\/\/www.edarabia.com\/ar\/wp-content\/uploads\/2019\/03\/edarabia-logo.png","width":175,"height":37,"caption":"Edarabia Arabic"},"image":{"@id":"https:\/\/www.edarabia.com\/ar\/#\/schema\/logo\/image\/"}},{"@type":"Person","@id":"https:\/\/www.edarabia.com\/ar\/#\/schema\/person\/01a9beda4345ccbcc1cb741e78888f04","name":"Mona Fakhro"}]}},"_links":{"self":[{"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/posts\/42523","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/comments?post=42523"}],"version-history":[{"count":0,"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/posts\/42523\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/media\/42737"}],"wp:attachment":[{"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/media?parent=42523"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.edarabia.com\/ar\/wp-json\/wp\/v2\/tags?post=42523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}