Give me the best solution of this question.This is very important question of ncert class 9th of chapter triangles. How I solve the best solution of exercise 7.3 question number 1(iii). Please help me to solve this in a easy and best way.ΔABC and ΔDBC are two isosceles triangles on the same base BC and vertices A and D are on the same side of BC (see Fig. 7.39). If AD is extended to intersect BC at P, show that (iii) AP bisects A as well as D.