Question

In a triangle ABC, Ac = 12cm, AB=16cm
and AD is the bisector of A . if
BD = 4cm then What is DC equal to​

Answer 1

Answer:

If AD is a bisector of A in △ABC, then AB:AC=BD:DC. Therefore AC=AB⋅DCBD=16cm⋅3cm12cm=4cm.

So AC is 4cm .