SOLUTION: The point Q(-3,6) is on the terminal arm of an angle in standard position. Determine the value of that angle.

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Question 862374: The point Q(-3,6) is on the terminal arm of an angle in standard position. Determine the value of that angle.
Answer by stanbon(75887) About Me  (Show Source):
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The point Q(-3,6) is on the terminal arm of an angle in standard position. Determine the value of that angle.
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Q is in QII where x is negative and y is positive.
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Ans: arctan(-6/3) = arctan(-2) = -63.43 degrees
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Ans: Since the angle is in QII, angle = 180-63.43 = 116.57 degrees
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Cheers,
Stan H.
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