Respuesta :

Answer:

55°

Step-by-step explanation:

Since ΔABC is right we can use the tangent ratio to find ∠B

tanB = [tex]\frac{opposite}{adjacent}[/tex] = [tex]\frac{10}{7}[/tex], hence

B = [tex]tan^{-1}[/tex]([tex]\frac{10}{7}[/tex]) = 55°


netflixacc0107

The correct answer is D 55.