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Number of Edges on a Cylinder

How many edges does a cylinder have?

2.

A cylinder has two edges. This however is applicable only if the edge is defined in terms of plane geometry as ‘˜a boundary of a plane geometric figure’™. In terms of polyhedra, where an edge is ‘˜a straight line that is the intersection of two faces of a solid figure’™, a cylinder has no edge. This is according to the University of Drexel’™s the Math Forum

This fact is verified on : March 15, 2010.





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