# Proving type

Submitted by alpha on Fri, 11/28/2008 - 05:10.

D is a point on the side BC of a triangle ABC such that angle ADC =angle BAC . Show that CA^2=CB. CD

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## Proving type
Submitted by alpha on Fri, 11/28/2008 - 05:10.
D is a point on the side BC of a triangle ABC such that angle ADC =angle BAC . Show that CA^2=CB. CD |