In any - ABC - 2 R 2sin A sin B sin C is equal toA- 2 -B- -C- 3 -D- - - 2

The correct option is B ∆ We have, 2R^2 sin A sin B sin C =2R^2a/2R.b/2R.c/2R (∵a/2sinA=b/2sinB=c/2sinC=R ) ⇒abc/4R=Δ ...

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Semi Perimeter

In any Δ ABC ...

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In any $Δ$ ABC, $2 R^{2}$ sin A sin B sin C is equal to

2∆

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3∆

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∆

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∆/2

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