SOLUTION: A cube is a solid figure with six faces. Each face is a square. The surface area of a cube is the total area of all the faces of the cube. When I increase the side length of a

Algebra ->  Bodies-in-space -> SOLUTION: A cube is a solid figure with six faces. Each face is a square. The surface area of a cube is the total area of all the faces of the cube. When I increase the side length of a       Log On


   

Question 262194: A cube is a solid figure with six faces. Each face is a square. The surface area of a cube is the total area of all the faces of the cube. When I increase the side length of a certain cube by 3, the surface area increases by 234. What is the volume of the original cube?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
6*(x+3)^2-6*x^2=234
x=5
volume =5^3=25*5=125