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OpenStudy (anonymous):
Find the cosine ratio of angle Θ.
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OpenStudy (anonymous):
hartnn (hartnn):
can you find the side opposite to theta ?
Directrix (directrix):
cos(Θ) = (adjacent leg) over what? Check the attached chart of right triangle trig ratios. @lowcard2
OpenStudy (anonymous):
i got 4/5 whatd you get?
Directrix (directrix):
Adjacent leg is 8. Hypotenuse is 17. So, the cosine of theta is 8/17.
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OpenStudy (yttrium):
No. It should be cos(theta) = adj/hyp Just follow the drawing here, and if you have more question just verify. :) |dw:1379748902241:dw|
OpenStudy (anonymous):
Directrix was right
OpenStudy (yttrium):
Yes. He is. :)
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