Paper Model of a Cylinder
In common usage, a cylinder is taken to mean a right circular cylinder, as in the picture.
If the cylinder has a
radius r and height h, then its
volume is given
by:
V = pi r^2 h
Defenition right circular cylinder
A cylinder which has bases aligned one directly above the other. Bases
that are circles.
Defenition cylinder
A three-dimensional geometric figure with parallel congruent
bases. The bases can be shaped
like any closed plane figure (not necessarily a circle) and must be oriented
identically.
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Cylinder:
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cylinder (.PDF)
Print the picture (GIF) or the PDF-file. The PDF-file is of higher quality.
More definitions see:
mathwords.com cylinder
mathworld.com cylinder
  
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