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Trigonometry

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Which is a $120$ degree angle on the Unit Circle?

TRIG-LTDLFL

Which of the following points represents a $120$ degree angle on the Unit Circle?

A

$(-\cfrac{\sqrt{3}}{2}, \cfrac{1}{2})$

B

$(-\cfrac{\sqrt{2}}{2}, \cfrac{\sqrt{2}}{2})$

C

$(-1, 0)$

D

$(-\cfrac{1}{2}, \cfrac{\sqrt{3}}{2})$