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In DeltaABC, angleC=3, angleB=2(angleA+a...

In `DeltaABC, angleC=3, angleB=2(angleA+angleB)" then "angleB=`_______

A

`20^@`

B

`40^@`

C

`60^@`

D

`80^@`

Text Solution

Verified by Experts

The correct Answer is:
B
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