Question

ABC is a right triangle with AB = AC. Bisector of ∠A meets BC at D. Prove that  

BC = 2 AD

​

Answer 1

Answer:

if angle a is 90° and ac=ab so angle b= angle c which is 45° and also angle 2 is 45° so adb is isoceles triangle so ad =bd and bd= dc so bc =2ad