Mathematics

Mathematics, 25.10.2019 18:43, mchillery1028

∠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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∠a and ∠b are complementary angles of right triangle abc, cos a = 0.83, and cos b = 0.55. what is si...

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