Question

12 1 point Which trig function should Sharlot use to find the measure of angle A ? C 1 B cosine 3 tangent 4 pythagorean theorem sine 6

Answer 1

using trigonometric ratio

$\begin{gathered} \cos A=\frac{adjacent}{\text{hypotenuse}} \\ \cos A=\frac{5}{12} \end{gathered}$

We have to use cosine to find angle A