SOLUTION: sin 675 degrees in which quadrants?

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Question 1062409: sin 675 degrees in which quadrants?
Found 2 solutions by Polynomial , ikleyn:
Answer by Polynomial (1) About Me  (Show Source):
You can put this solution on YOUR website!
Hi the answer to your problem Is sin(675)= 0.707106781187

Answer by ikleyn(52835) About Me  (Show Source):
You can put this solution on YOUR website!
.
The angle 675° = 360° + 315° lies in QIV,

so sin(675°) = sin(315°) = -sin(45°) = -sqrt%282%29%2F2 = -0.707.