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In DeltaABC, a=4, b =12 and B=60^(@), th...

In `DeltaABC, a=4, b =12 and B=60^(@),` thn the vlaue of sin A is

A

`(1)/(2sqrt3)`

B

`(1)/(3sqrt2)`

C

`(2)/(sqrt3)`

D

`(sqrt3)/(2)`

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