An irregular polygon does not have equal sides.

The vertices of an irregular polygon are not inscribed in a circle.

### Types of Irregular Polygons

Depending on the number of sides, irregular polygons are classified as:

## Triangles, Quadrilaterals, Pentagons ...

### Perimeter of an Irregular Polygon

The perimeter is equal to the sum of the lengths of the sides.

### Area of an Irregular Polygon

The area is obtained by triangulating the polygon and adding the area of these triangles.

A = T_{1 } + T_{2 } + T_{3 } + T_{4 }

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