r=-6   
You have to use distributive property and multiply parentheses 
 
        
             
        
        
        
7:29 
i found the answer by doing 29 minus 36 and the answer is how many females are on the gardening club
        
             
        
        
        
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:
3/5
Step-by-step explanation: