SOLUTION: If sin 0<0 and cos 0>0, then 0 is an angle whose terminal arm is in quadrant

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Question 180099: If sin 0<0 and cos 0>0, then 0 is an angle whose terminal arm is in quadrant
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If sin 0<0 and cos 0>0, then 0 is an angle whose terminal arm is in quadrant
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sin is negative where y is negative; in the III and in the IV quadrant
cos is negative where x is negative; in the II and III quadrant
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they are both negative only in the III quadrant
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Cheers,
Stan H.