Surface area of cube = bottom area ×6= side length × side length × 6;

The volume of a cube (or the volume of a cube) = side length × side length × side length.

Extended data:

1, a three-dimensional figure surrounded by six identical squares is called a cube. A straight parallelepiped with square sides and bottom is called a cube, that is, a hexahedron with equal sides, also known as a cube and a regular hexahedron. Cubes are special cuboids.

2, the characteristics of the cube are:

The (1) cube has eight vertices, and each vertex is connected with three sides.

(2) A cube has 12 sides, and each side has the same length.

(3) A cube has six faces, and each face has the same area.

References:

Baidu Encyclopedia _ Side Length? Baidu encyclopedia _ Rubik's cube