It’s 14 bécate as you c a n d e e see deben times two is fourteen or maybe you do 2 7 times and you will get your answer
first polygon
ext. angle=180°-120°
=60°

n=360°/60°
n=6
second polygon
n=2(6)=12
ext. ang= 360°/n = 360°/12° = 30°
int. ang = 180°-30°= 150°
answer is C
Answer:
answer C
Step-by-step explanation: