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Let triangle ABC be an isosceles with A...

Let triangle ABC be an isosceles with AB=AC. Suppose that the angle bisector of its angle B meets the side AC at a point D and that `BC=BD+AD`. Measure of the angle A in degrees, is :

A

80

B

100

C

110

D

130

Text Solution

Verified by Experts

The correct Answer is:
B
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