I can’t see the whole thing take a picture of it again or explain the problem to me
250-225=25 seats empty. Place what you want/total=(25/250)x100=0.1x100=10% of the seats are empty.

The answer is the third option, -7.
Hope this helps.
A) set them equal to 180° so it should be 180=5x+10 and x=34 plug it in and VRX=56° and WRV=124°
Answer:
option d. vertical opposite angle