Which is the appropriate measure of angle YZX?

Answer:
55.2°
Step-by-step explanation:
In right ΔXYZ with hypotenuse XZ and opposite side XY to ∠YZX then
Using the sine ratio
sinYZX = [tex]\frac{opposite}{hypotenuse}[/tex] = (12.4 / 15.1 )
∠YZX = [tex]sin^{-1}[/tex] (12.4 / 15.1 ) ≈ 55.2°