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Optimal angle for a projectile part 4 Finding the optimal angle and distance with a bit of calculus http://www.khanacademy.org/video/optimal-angle-for-a-projectile-part-4---finding-the-optimal-angle-and-distance-with-a-bit-of-calculus ------------------------------------------------------------------------ يتناول هذا الفيديو حساب الزاوية المثالية لجسم مقذوف من خلال معدل السرعة ذلك الجسم ------------------------------------------------------------------------ شكر خاص لمؤسسة شركاء في التنمية المستدامة -- فلسطين http://psdpal.org