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OpenStudy (anonymous):
In right ∆LMN, sin M = 0.759. What is cos N?
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OpenStudy (anonymous):
do you know the answer
OpenStudy (sachintha):
|dw:1434035024734:dw|
OpenStudy (sachintha):
\[cos(N)= cos(90-M)\]
OpenStudy (rhystic):
use trig relations. sin = opp/hyp and cos = adjac/hyp . the adjacent to cos(N) is equal to the opposite in sin(m) (the straight vertical line in the triangle.
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