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OpenStudy (anonymous):
Explain how to find the exact value of Sin 30°
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OpenStudy (anonymous):
.-9880316241 calculator click on sin(30) = .-9880316241
OpenStudy (anonymous):
No. I said exact value.
OpenStudy (anonymous):
it's probably -1 then
OpenStudy (anonymous):
it's 1/2 but I keep on getting sqrt(3) / 2
OpenStudy (anonymous):
it is 1/2
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OpenStudy (anonymous):
Yes but how do you find it?
OpenStudy (anonymous):
look at until circle
OpenStudy (anonymous):
actually make a triangle
OpenStudy (anonymous):
|dw:1359948962457:dw|
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