ClipArt illustrations of cubes. Cubes are 3-dimensional geometric solids bounded by six equal squares, making the height, width, and length equal, and all interior angles 90 degrees. It is also called a regular hexahedron, and is one of the five Platonic solids.

A regular body with six square faces; a rectangular parallelopiped, having all its edges equal.

"Science has succeeded in classifying the thousands of known crystals in six systems, to each of which…

"A cube is a prism whose faces are ends are squares. All the faces of a cube are equal." —Hallock…

An illustration of a cube divided into 6 equal pyramids to illustrate how volume can be found.

A visual representation of cubing. "In the diagrams, Figure 1 represents 40 cubed and has a content…

Squares that have many more summations than just rows, columns, and diagonals. Frost extended this idea…

"When a corner or an edge of one form is replaced by a face of another form, the first is said to be…