In the triangle ABC the point D lies on the side BC and point E on the side AB

[anre]

In the triangle ABC the point D lies on the side BC and point E on the side AB. BD = AC, AD = AE and AB ^ 2 = AC * BC. Show that \angle BAD = \angle CEAView attachment 4777

 

[Greg]

See http://mathhelpboards.com/geometry-11/triangle-prove-16222.html.