Question

In the following figure AB is bisector of angel A and AC=AD. Prove that BC=BD.
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Answer 1

Answer:

AB bisects CD at 90 degrees ,so angle CBD and DBA are right angles ,and CA=CD, which makes one angle a reflection of the other ,and in that case CB=BD.

Step-by-step explanation:

Answer 2

Step-by-step explanation:

First given is their that not visible

Then to prove

Proof