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Given that sin30^(@)=1//2 and cos 30^(@)...

Given that `sin30^(@)=1//2` and `cos 30^(@)=sqrt3//2`. Determine the values of `sin 60^(@), sin 120^(@), sin 240^(@), sin 300^(@)`, and `sin (-30^(@))`.

A

`1//2`

B

`-1//2`

C

`- (sqrt(3))/(2)`

D

`(sqrt(3))/(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
`sin 300^(@) = sin(360-60)=-sin 60^(@)=-(sqrt(3))/(2)`.
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