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In a unit circle, the point (-0.5,0.866) lies on the terminal side of an angle, theta. What is the sine of this angle?
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In a unit circle, the point (-0.5,0.866) lies on the terminal side of an angle, theta. What is the sine of this angle?

User Evita
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Answer:

Explanation:

The unit circle has a hypotenuse of 1.


sin\theta=(y)/(h)\\ \\ sin\theta=0.866

User Draav
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