Regular polygon is a polygon that has all angles equal and all sides equal.

So, regular polygon has

- a = b = c = d = e, and
- ∠v = ∠w =∠x = ∠y = ∠z

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## Definition of Irregular Polygon

Irregular polygon is a polygon that does not have all sides equal and all angles equal.

Irregular polygon has sides of any length and each interior angle can be any measure. It can be convex or concave.

### Examples

Convex irregular polygon | Concave irregular polygon |

## Equilateral Polygons

Equilateral Polygon is polygon that has all sides equal. This can still be irregular