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OpenStudy (anonymous):
If the sin 60° is square root 3 over 2, then the cos ____° = _____. 30° ; 1 over 2 60° ; square root 2 over 2 30° ; square root 3 over 2 60° ; 1
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OpenStudy (anonymous):
sin(\theta) = cos(90-\theta). Need more help?
OpenStudy (anonymous):
|dw:1395642808372:dw| C
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