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In a DeltaABC," if " a^(2)sinB=b^(2)+c^(...

In a `DeltaABC," if " a^(2)sinB=b^(2)+c^(2)`, then :

A

`angleA` is obtuse

B

`angleA` is acute

C

`angleB` is abtuse

D

`angleA` is right angle

Text Solution

Verified by Experts

The correct Answer is:
A
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