Given that θ θ is an acute angle and sin θ θ = mn m n , find cos θ

Question 1 Report

Given that $θ$ is an acute angle and sin $θ$ = $\frac{m}{n}$ , find cos $θ$

\frac{\sqrt{n^{2} - m^{2}}}{m}

\frac{\sqrt{(n + m) (n - m)}}{n}

\frac{m}{\sqrt{n^{2} - m^{2}}}

\sqrt{\frac{n}{n^{2} - m^{2}}}

Sine, Cosine And Tangent Of An Angle

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