Answer:
1) x= 43
2) x= 54
Step-by-step explanation:
you add the two angles given, then take that answer and subtract it from 180!
i hope this helped!!
 
        
                    
             
        
        
        
1.no should b 8x + 20
2.no should be 21x + 14 
3.yes
3.yes
        
                    
             
        
        
        
Find circumference and height of cone and multiply
        
             
        
        
        
There are 6 children that ate 9 cookies what is the ratio of the children and cookies?
Hope this helps!