من طرف Two forces of magnitudes 70 , 80 newton. act at a point, and measure of the angle between them is 60°.
Find magnitude and direction of their resultant.
Find magnitude and direction of their resultant.
نسعى لخلق جيل يفكر تفكيراً علمياً ليرفع مصر لمرتبة الدول الكبرى
عدد المساهمات : 146
