find the reference angle, the quadrant of the terminal side, and the sine and cosine of 5Pi/4.
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Question:
find the reference angle, the quadrant of the terminal side, and the sine and cosine of 5Pi/4. The terminal side of the angle 5Pi/4 lies in quadrant?
For the number Pi, what is it's reference angle? sin(5Pi/4)=? cos(5Pi/4)=?
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