ABC is a triangle in which LB=2LC. D is a point on BC such that AD bisects LBAC and AB=CD. Prove that  LBAC=72 degree.

Asked by aahnik.mohanty | 21st Dec, 2017, 09:22: PM

Expert Answer:

 

Answered by Rashmi Khot | 22nd Dec, 2017, 09:45: AM