2. Bisectors of interior ∠B and exterior ∠ACD of a ∆ABC intersect at the point T. Prove that ∠BTC= 1/2∠BAC. 2. Bisectors of interior ∠B and exterior ∠ACD of a ∆ABC intersect at the point T. Prove that ∠BTC= 1/2∠BAC. June 30, 2021 Category: Chapter 6 - Lines and Angles , Maths , NCERT Class [...]