Cylinder

Pronunciation: /ˈsɪl ɪn dər/ ?

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Figure 1: Cylinder.

A cylinder is a solid with two circular ends (see figure 1).[1] A cylinder can be formed by rotating a rectangle around one of its sides (see figure 2). Click on the points on the sliders in figure one and drag them to change the figure. Click on the blue point in figure 2 and drag it to see a cylinder form from a rectangle.

Cylinder Formulas
FormulaDescription
V = πr2hVolume
S = 2πr2 + 2πrhSurface area

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Figure 2: Make cylinder by rotating a rectangle.

Geometric Net of a Cylinder

A geometric net is a two dimensional shape that folds into a three dimensional figure. Click here for a geometric net of a cylinder that you can print, decorate, cut out and tape together to make a cylinder.

References

  1. cylinder. http://wordnet.princeton.edu/. WordNet. Princeton University. (Accessed: 2011-01-08). http://wordnetweb.princeton.edu/perl/webwn?s=cylinder&sub=Search+WordNet&o2=&o0=1&o7=&o5=&o1=1&o6=&o4=&o3=&h=.
  2. Janice VanCleave. Janice VanCleave's Geometry for Every Kid: Easy Activities that Make Learning Geometry Fun, Trade edition, pp 163-166. Wiley, July 1994.

More Information

  • McAdams, David. Net of a Cylinder. Life Is A Story Problem. Life is a Story Problem LLC. 2010-01-06. http://www.lifeisastoryproblem.com/explore/net_cylinder.pdf.

Printed Resources

Cite this article as:


Cylinder. 2010-01-22. All Math Words Encyclopedia. Life is a Story Problem LLC. http://www.allmathwords.org/en/c/cylinder.html.

Translations

Image Credits

Revision History


2010-01-22: Added "References", modified manipulative 1 to show volume and surface area, and added a net of a cylinder. (McAdams, David.)
2008-07-11: Changed images to geogebra (McAdams, David.)
2008-05-01: Changed images to geogebra. (McAdams, David.)

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