Answer:
B
Step-by-step explanation:
Since the triangle is right use the tangent ratio to solve for x
∠A = 180° - (90 + 40)° = 180° - 130° = 50°
tan50° = [tex]\frac{opposite}{adjacent}[/tex] = [tex]\frac{x}{8}[/tex]
multiply both sides by 8
x = 8tan50° → B
