Posted by **mathsen** on Saturday, August 7, 2010 at 1:32am.

In a quadrilateral ABCD, the diagonal AC bisects angle BAD and AB = BC = CD. Prove that the other diagonal, BD, bisects angle ADC.

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March 23, 2017
Posted by **mathsen** on Saturday, August 7, 2010 at 1:32am.

In a quadrilateral ABCD, the diagonal AC bisects angle BAD and AB = BC = CD. Prove that the other diagonal, BD, bisects angle ADC.

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