Answer:

Step-by-step explanation:
The area of a cube shaped box is given by :

Where
s is the side length and A is the surface area
We have, s = 9 inches
So,

So, the required area is
.
Answer:
He did not
Step-by-step explanation:
if you put 6: 8 in a fraction 6/8, it doesn't have any relationship with 9/12
He will have more than enough because he only needs to cover 84.1425 square feet.
Answer:
4 ways (WW-BB-WB-BW)
Step-by-step explanation: