Difference between revisions of "Cube"
From Encyclopedia of Mathematics
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One of the five types of regular polyhedra; it has 6 square faces, 12 edges and 8 vertices from each of which emanate 3 edges (which are perpendicular to one another). The cube is sometimes called a hexahedron. | One of the five types of regular polyhedra; it has 6 square faces, 12 edges and 8 vertices from each of which emanate 3 edges (which are perpendicular to one another). The cube is sometimes called a hexahedron. | ||
| − | The cube of a number | + | The cube of a number $a$ is its third power $a^3$. |
Latest revision as of 15:36, 9 April 2014
One of the five types of regular polyhedra; it has 6 square faces, 12 edges and 8 vertices from each of which emanate 3 edges (which are perpendicular to one another). The cube is sometimes called a hexahedron.
The cube of a number $a$ is its third power $a^3$.
How to Cite This Entry:
Cube. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Cube&oldid=12242
Cube. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Cube&oldid=12242