Question

triangel APC is an isosceles triangel in which AB=AC side BA is produced to D such that AD=AV show that angel BCD is right angel​

Answer 1

Given: ∆ABC is an isosceles triangle in which AB = AC. Side BA is produced to D such that AD = AB. To Prove: ∠BCD is a right angle. ⇒ ∠BCD is a right angle.follow me