Difference between revisions of "Polygon"

Revision as of 20:39, April 18, 2007

A polygon is a union of disjoint line segments that is path-connected.

Examples:

1. no one's figured out how to make a one-sided polygon, but see Mobius strip and Klein bottle
2. would be two overlapping line segments
3. Triangle - see isosceles triangle, equilateral triangle, right triangle
4. Square - a rectangle whose sides are all the same length
5. Pentagon
6. Hexagon - the shape of a bee hive cell, also used in some board games
7. Heptagon - not commonly encountered in everyday life
8. Octagon - used for stop signs in the U.S.