Question

In right ∆LMN, sin M = 0.759. What is cos N?

Answer 1

do you know the answer

Answer 2

\[cos(N)= cos(90-M)\]

Answer 3

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.