15/7 divides by 42/7 equals 357/1000 or .357
        
                    
             
        
        
        
Answer:
I dont know sorry
Step-by-step explanation:
 
        
             
        
        
        
Answer:
3 to 9 
second is 2.5 to 15
Step-by-step explanation:
 
        
             
        
        
        
Answer:
40cm
Step-by-step explanation:
if the area is 100 then you have to do the square root of 100 which is 10.
each side is 10. 
10 x 4 because 4 equal sides
40