Cube (Geometry)

Pronunciation: /kjub/ Explain

Click on the blue point and drag it to change the figure. Manipulative 1 - Rotating Cube Created with GeoGebra.

A cube is a 3-dimensional geometric figure with straight edges that are all the same length. The faces of a cube are all congruent squares. Formulas for a Cube Description Formula Volume V = s3 Surface area S = 6s2

Make a Cube

Figure 2: Net for a cube.

A cube may be made using a net - a flat shape that can be folded into a cube. Click here to see a printable net for a cube with instructions.

Cubes in Nature

Figure 3: Salt Crystals.

Ordinary table salt crystals forms naturally into cubes. Figure 3 shows salt crystals magnified 100 times. Figure 4 is a diagram of a salt crystal.

Figure 4: Salt Crystal Diagram.

References

1. McAdams, David E.. All Math Words Dictionary, cube. 2nd Classroom edition 20150108-4799968. pg 51. Life is a Story Problem LLC. January 8, 2015. Buy the book

Cite this article as:

McAdams, David E. Cube (Geometry). 4/16/2019. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/c/cube.html.

Image Credits

• All images and manipulatives are by David McAdams unless otherwise stated. All images by David McAdams are Copyright © Life is a Story Problem LLC and are licensed under a Creative Commons Attribution-ShareAlike 4.0 International License.
• Salt crystal in cube formNASA. Public domain.
• Atoms in a Salt Crystal. Unknown.

Revision History

4/16/2019: Updated equations and expressions to new format. (McAdams, David E.)
12/21/2018: Reviewed and corrected IPA pronunication. (McAdams, David E.)
6/25/2018: Removed broken links, updated license, implemented new markup, updated GeoGebra apps. (McAdams, David E.)
1/22/2010: Added "References". (McAdams, David E.)
12/3/2008: Added text about faces of a cube. (McAdams, David E.)
10/27/2008: Changed manipulative to geogebra. (McAdams, David E.)
4/30/2008: Initial version. (McAdams, David E.)