https://mrprof.net/ MR. MOHAMED ELGAYAR SAAT MATHEMATICS One of the following facts is not needed to ̅̅̅̅ ̅̅̅̅ prove that ‖ A ∠ = ∠ C ∠ = ∠ B ∠ = ∠ D ∠ + ∠ = Find A 40 C 50 B 30 D 60 page44 https://mrprof.net/ 0565279055 MR. MOHAMED ELGAYAR