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In triangle ABC, D is a point on AC such...

In `triangle ABC`, D is a point on AC such that AB = BD = DC. If `angle BAD=70^@`, then the measure of `angle B` is:
त्रिभुज ABC में, D एक ऐसा बिंदु है कि AB = BD = DC है । यदि `angle BAD=70^@` है, तो कोण B का मान ज्ञात करें |

A

`75^@`

B

`80^@`

C

`82^@`

D

`70^@`

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