SOLUTION: What is the reference angle and the exact function value of cos 585 degrees?

SOLUTION: What is the reference angle and the exact function value of cos 585 degrees?

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Question 319409: What is the reference angle and the exact function value of cos 585 degrees?
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
585 = 225 + 360

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