help im stuck!!! i dont even know how to do this! its too hard for me! answering this would help me alot and earn you points! thank you!

Answer:
132°
Step-by-step explanation:
We will using exterior angle property which states that sum of two interior angles equals to the exterior angle.
60° + 72° = x
132° = x
Hence, exterior angle 'x' measures 132°.