Mathematics, 01.08.2019 17:10, jteh

Given triangle abc, which equation could be used to find the measure of ∠c?
urgent
right triangle abc with ab measuring 6, ac measuring 3, and bc measuring 3 square root of 5
cos m∠c = 2 square root of 5 all over 5
sin m∠c = square root of 5 over 5
cos m∠c = square root of 5 over 2
sin m∠c = 2 square root of 5 all over 5

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Given triangle abc, which equation could be used to find the measure of ∠c?
urgent
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