Answer:
-1/18
Step-by-step explanation:
 
        
             
        
        
        
Answer:
I think it is the last one 4-6
 
        
                    
             
        
        
        
Answer:
 52 ft
Step-by-step explanation:
area of a square is l x w. all sides are equal so the l = w 
A = 169 ft^2 so each side is the square root of 169 which is 13 ft
perimeter of the floor would be all four sides added or length of 1 side multiplied by 4 since they are all equal 
Perimeter = 13ft × 4 = 52 ft
so: 
 
        
                    
             
        
        
        
Answer:

Good luck friend, I really hope this helps ya :)
 
        
             
        
        
        
Answer:
See explanation 
Step-by-step explanation:
