Monday, September 13, 2010

Basic Knowledge About Polygons:

Let us first learn about what is polygon, How that word comes to use. The word polygon is is a combination of two Greek words: “Poly” means many and “gon” means angles. Along with its angles polygon also has sides and vertices. The mathematical polygon definition is ” A closed two dimensional figure having three or more straight sides “.

Polygons are primarily classified by the number of sides. the most familiar polygons are triangle, rectangle,quadrilateral and the square. The regular polygons have equal sides.. In a regular polygon all sides and angles are congruent or equal.

Different types of polygons names are listed below on the basis of their number of sides:
  • Triangle - 3 sides
  • Quadrilateral, square or rectangle - 4 sides
  • Pentagon - 5 sides
  • Hexagon - 6 side
  • Heptagon - 7 sides
  • Octagon - 8 sides
  • Nanogon - 9 sides
  • Decagon - 10 sides..
A polygon with n sides then called as “n-gon”. These all are about basic of polygon. Do post your comments and doubts.

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