Christina -- you seem to be using Jiskha as a dumping ground for your homework.
I won't help you with any more problems until you show some effort.
a cube with 2-inch sides is placed on a cube with 3-inch sides. Then a cube with 1-inch sides is placed on the 2-inch cube. What is the surface area of the three cubes?
3 answers
i have been these are the only ones that i have problems with because i forgot how to do it nevermind then
4+5=9