First slide

Trignometry

Question

sin 300º is equal to

Easy

A

1/2
B

–1/2
C

$- \frac{\sqrt{3}}{2}$
D

$\frac{\sqrt{3}}{2}$

Solution

$\sin 300^{\circ} = \sin (360 - 60) = - \sin 60^{\circ} = - \frac{\sqrt{3}}{2}$

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