ibraxton9898 ibraxton9898

23-11-2015
Mathematics

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∠A and ∠B are complementary angles of right triangle ABC, cos A = 0.83, and cos B = 0.55. What is sin A sin B?

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Bobyojoe Bobyojoe

23-11-2015

Sin(x) = cos(90-x) , so the answer is 0.83 * 0.55

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