Mathematics, 05.02.2021 21:10 reyesortiz6955

Given triangle ABC, which equation could be used to find the measure of ∠B? cos m∠B = 2 square root of 5 all over 5
sin m∠B = square root 5
cos m∠B = square root of 5 over 2
sin m∠B = 2 square root of 5 all over 5

Given triangle ABC, which equation could be used to find the measure of ∠B?

cos m∠B = 2 square ro

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Given triangle ABC, which equation could be used to find the measure of ∠B? cos m∠B = 2 square root...