Answer:
x ≈ 63.6°
Step-by-step explanation:
Using the tangent ratio in the right triangle
tan x = [tex]\frac{opposite}{adjacent}[/tex] = [tex]\frac{AB}{BC}[/tex] = [tex]\frac{13.1}{6.5}[/tex] , thus
X = [tex]tan^{-1}[/tex] ([tex]\frac{13.1}{6.5}[/tex] ) ≈ 63.6° ( to 1 dec. place )
