Pythagoras theorem I guess 
 
        
             
        
        
        
Answer:
15÷39
Step-by-step explanation:
I hope it will help you 
 
        
                    
             
        
        
        
A. Categorical
b. I think walking group (I’m not sure)
c. Bar graph
        
             
        
        
        
Answer:
32?
Step-by-step explanation:
16×2=32
not sure what the numbers after that means but
x8=128
x16=256
x4=64