Answer:
1/6×12/13
2/13
Step-by-step explanation:
thats the answer 
 
        
             
        
        
        
12/25 that will be the answer so its the percent time always helps.
        
             
        
        
        
Answer: y=kx/w^2
Step-by-step explanation:
y is directly proportional to x
y∝x        
y=kx
y inversely proportional to the square of w. 
y ∝ (1/(w)^2)
y=k/w^2
y=kx/w^2
 
        
             
        
        
        
Split the shape in to two this is the rectangular side.
15+6=21
21×7=147
147×4=588in
square shape
6+6=12
12×12=144
144×4=576in
then add the answers together
588+576=1164in
1164 is how many more inches greater