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OpenStudy (anonymous):
If  tan theta =3/4 and theta is an acute angle, find cos theta
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OpenStudy (campbell_st):
draw a triangle tan = 3/4 then the opposite side is 3 and the adjacent side is 4 use pythagoras to find the hypotenuse |dw:1355165974505:dw| when you have x you will be able to find cos cos = adj/hyp hope it helps
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