Please please help me out

Answer:
x = 60°
Step-by-step explanation:
The measure of x is one- half the difference of the measures of the intercepted arcs.
The minor arc = 120°, hence
The major arc = 360° - 120° - 240°, so
x = 0.5(240 - 120) = 0.5 × 120° = 60°