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OpenStudy (anonymous):
More trig functions. See picture below!
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OpenStudy (anonymous):
OpenStudy (phi):
This explains pretty well the 3 main trig functions http://www.khanacademy.org/math/trigonometry/v/basic-trigonometry
OpenStudy (anonymous):
Holy crap I'm dumb. This is just doing opposite/hypotenuse, adjacent/opposite and adjacent/hypotenuse using theta as the angle.
OpenStudy (phi):
you also have to use pythagoras to figure out the hypotenuse. And you have to know all the definitions. Lots to know. cot = 1/tan (or flip the ratio) sec = 1/cos csc = 1/sin
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