Respuesta :

Answer:

A

Step-by-step explanation:

using the cosine ratio in the right triangle

cos? = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{17}{27}[/tex] , then

? = [tex]cos^{-1}[/tex] ( [tex]\frac{17}{27}[/tex] ) ≈ 51° ( to the nearest degree )