Hi :) 
the correct answer is J
hope this helps!
        
             
        
        
        
Answer:
circumference is πd
d=112mm
22/7*112
=352mm
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
F
Step-by-step explanation:
1m = 100cm
0.8m = 100*0.8 = 80cm
 
        
             
        
        
        
Answer:
B
Step-by-step explanation:
the reason this because vertically opposite angles the equal so it's also 72