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OpenStudy (anonymous):
Help Please!! In the right triangle ABC, angle A and angle B are complementary angles. The value of cosA is 5/13. What is the value of sin B.
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OpenStudy (wolf1728):
|dw:1386406822770:dw| cos A = adj/hyp = 5 / 13 sin B = opp/hyp = 5/13
OpenStudy (anonymous):
thanks a lot
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