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Mathematics 10 Online
OpenStudy (anonymous):

Check my work? When Θ = 5 pi over 6, what are the reference angle and the sign values for sine, cosine, and tangent? **A picture of the question and all it's equations is attached below. My guess for the answer is highlighted. If I am wrong, please help me?**

OpenStudy (anonymous):

My guess is the highlighted one.

OpenStudy (anonymous):

For future reference, my guess was wrong.

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