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OpenStudy (anonymous):
Find the exact values of sin A and cos A. Write fractions in lowest terms.
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OpenStudy (anonymous):
|dw:1351868855259:dw|
OpenStudy (anonymous):
Sin is opposite/hypo Cos is adjacent/hypo
OpenStudy (anonymous):
Can you identify A on the graph?
OpenStudy (anonymous):
|dw:1351869060826:dw|
OpenStudy (anonymous):
Ok, so take the A angle and the opposite is 24, straight across. They hypo is 30. So sin 24/30.
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OpenStudy (anonymous):
You would do cos the same way, just with the adjacent side, the one that the angle actually touches other than the hypo :)
OpenStudy (anonymous):
yep I got it thanks
OpenStudy (anonymous):
@johnsonshelby seems to explain it pretty well.
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