Given that Cos of theta= -0.866, where \frac{\pi }{2} < theta < π, find Sin of Theta

Question

Given that Cos of theta= -0.866, where \frac{\pi }{2} < theta < π, find Sin of Theta

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2 weeks 2021-09-28T09:51:13+00:00 1 Answer 0

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  1. Charlotte
    0
    2021-09-28T09:52:27+00:00

    Answer:

    sin(theta) = 0.5

    tan(theta) = -0.577

    Step-by-step explanation:

    Cos theta = -0.866

    Theta = 2.617943073

    (Because in the second quadrant)

    sin(theta) = 0.5

    tan(theta) = -0.577

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