NEED HELP ASAP!!!!

One side of a trapezoid has been extended and the dotted line forms a right angle with the extended line. Use this information to find m∠p.
A. 65°
B. 75°
C. 115°
D. 155°

NEED HELP ASAP One side of a trapezoid has been extended and the dotted line forms a right angle with the extended line Use this information to find mp A 65 B 7 class=