In Fig 6.7, ∠D = ∠E and AD / DB = AE / EC. Prove that BAC is an isosceles triangle. ∠D = ∠E and AD / DB = AE / EC. Prove that BAC is an isosceles triangle. In fig. 6.7 July 5, 2021 Category: Chapter 6 - Triangles , Maths , NCERT Class 10 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related