Area ( If you know the circumference) :
C^2 / (4×3.14) Brackets are important! 
So you have to type :
53.38^2/(4×3.14) 
= 226.865
        
             
        
        
        
Answer:
he would need 21 tiles on each side. I think
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
no diagram
Step-by-step explanation:
 
        
             
        
        
        
120/6=20 20*10=200 
The answer is 200