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sine, cosine, tangent

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Posted: Wed Dec 17, 2008 1:24 pm

Hi, I have the oposite and hypotonuse by I'm not sure how to get the adjacent how do I do that?

Posted: Sun Mar 15, 2009 2:51 pm

a^2 + b^2 = c^2

So if your opposite is 4 and your hypotenuse is 5:

4^2 + b^2 = 5^2
16 + b^2 = 25
b^2 = 9
b = 3

So the adjacent would be 3.

Mooby the Golden Sock

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