Cube (geometry)

A cube, or regular hexahedron, is a solid composed of six square faces. A cube is dual to the regular octahedron and has octahedral symmetry. A cube is a Platonic solid.

Formulas

For a cube with edge-length has:

• Four space diagonals of length
• Surface area
• Volume
• A circumscribed sphere of radius
• An inscribed sphere of radius
• A sphere tangent to all of its edges of radius

See also

• Hexahedron
• Prism

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