Answer:
1 inch 
Step-by-step explanation:
Basically cause both b and c tend to form an equidistant triangle which makes them have the same distance 
 
        
             
        
        
        
Answer:
 i think $54.5
Step-by-step explanation:
 i did 5 times 40 and 5 times .9
 
        
                    
             
        
        
        
Step-by-step explanation:
Perimeter of a Rect.= 2(l+b)
b= x
l= 2x
Equation
152= 2(2x+x)
152= 2(3x)
152= 6x
x= 25.33
2x= 50.66
Therefore length is 50.66m and breadth is 25.33m