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OpenStudy (anonymous):
what is sin(135) what is sin(135) @Mathematics
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OpenStudy (anonymous):
\[\frac{\sqrt{2}}{2}\]
OpenStudy (anonymous):
how do you do it
OpenStudy (anonymous):
subtract 135 from 180 and that gives you the angle but in the first quadrant. So 180 - 135 = 45.. And sin(45) = (sqrt(2))/(2)
OpenStudy (anonymous):
tyler can you help me with sin (-13pi/4)
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