Polygons

Polygons are shapes that are:

  • 2-dimensional
  • made up of straight lines only

These are polygons:

These are not polygons:

List of Polygons

  • 3 sides – triangle
  • 4 sides – quadrilateral
  • 5 sides – pentagon
  • 6 sides – hexagon
  • 7 sides – heptagon
  • 8 sides – octagon
  • 10 sides – decagon
  • 12 sides – dodecagon