Question 34 Answer and Explanation _ACT April 2015 Form 73G Math Section

Question 34 Answer and Explanation _ACT April 2015 Form 73G Math Section

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34. For an angle with measure α in a right triangle, sin α = $\frac{180}{181}$ and tan α = $\frac{180}{19}$ . What is the value of cos α?

F. $\frac{19}{181}$

G. $\frac{19}{180}$

H. $\frac{19}{\sqrt{65,161}}$

J. $\frac{19}{\sqrt{32,039}}$

K. $\frac{181}{19}$

Answer and Explanation

Your Answer is

Correct Answer is F

Explanation