Question

9. In ∆ , AD is bisector of ∠ and D is midpoint of BC. Prove that ∆ is an equilateral triangle.​

Answer 1

Answer:

The question is wrong because in this you have written

In ∆ , AD is bisector of ∠ and D is midpoint of BC. Prove that ∆ is an equilateral triangle.

But a ∆ always have three sides