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OpenStudy (anonymous):
Find the cosine of the acute angle. cos B = ?
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OpenStudy (anonymous):
OpenStudy (aravindg):
cos B=adj side/hypotenuse
OpenStudy (aravindg):
find it
OpenStudy (anonymous):
thts my problem...
OpenStudy (anonymous):
idk how to do tht
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OpenStudy (phi):
This will help you http://www.khanacademy.org/math/trigonometry/basic-trigonometry/basic_trig_ratios/v/basic-trigonometry
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