Given that Cos of theta= -0.866, where (\pi )/(2) < theta < π, find Sin of Theta

asked Sep 6, 2021 182k views

1 vote

Given that Cos of theta= -0.866, where
$(\pi )/(2)$ < theta < π, find Sin of Theta

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5 votes

Answer:

sin(theta) = 0.5

tan(theta) = -0.577

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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