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 = T1 + T2 + T3 + T4