Question

If the bisector of an angle of a triangle also bisects the opposite side, prove that the triangle is isosceles. ​

Answer 1

Step-by-step explanation:

If the bisector of an angle of a triangle also bisects the opposite side, prove that the triangle is isosceles. To Prove - Triangle ABC is isosceles or AB = AC. △ABD and △ACD are congruent as per AAS postulate. And therefore, AB=AC.