If cos(M) = 4/5, what is sin(K)? A. 5/4 B. 4/5 C. 3/4 or D. 3/5

Answer:
B) 4/5
Step-by-step explanation:
The cosine of one of the angles is the same as the sine of the other angle.
In this case, the cos(M) = 4/5, and the sin(K) is also 4/5.
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