Determine the area of one face of the cube. _square inches
Determine the total surface area of the cube._ square inches
If one side on the cube is 9 inches
The area of one face of the cube is 81 square inches (9 inches x 9 inches).
The total surface area of the cube is 486 square inches (6 faces x 81 square inches).
If one side of the cube is 9 inches, the total surface area of the cube remains the same.