Find AB: Solving $\triangle ABC$ with Given Data

[Albert1]

$\triangle ABC,$ point D and point E are on segment BC

given:

(1)AC=15, BD=9, DE=11, EC=5

(2)$\angle BAD=\angle CAE$

Please find AB=?

 

[Albert1]

Re: find AB=?

solution :

View attachment 1258