Answer:
15 inches
Step-by-step explanation:
let n = side length
(n + 2.5) x 4 = 70
4n + 10 = 70
4n = 60
n = 15
 
        
             
        
        
        
Answer:
256 it's the answer
Step-by-step explanation:
HOPE THAT HELPS!!!!!!!!
 
        
             
        
        
        
 w x L  = 36 
w =  L- 5 
L x  ( L-5 ) = 36 
L^2 -5L -36 =0 
<span>Use the quadratic formula
L=  - b + radical b^2  - 4 (a)(c)  divided    2.a 
L= 5 + 13  / 2  = 18 /2  =9</span>