A polygon is said to be regular when all the sides of the polygon are equal, if polygon sides are not equal then it is called as irregular polygon.

No of Sides                      Polygon Name

             3                              Equilateral Traingle

4                                            Square

5                                     Pentagon

6                                       Hexagon

7                                      Heptagon

8                                         Octagon

9                                        Nonagon

10                                         Decagon

Methods to draw regular polygons:

1. General Method

2. Inscribed Circle Method

3. Arc's Method

4. Angular Method (Shortcut Method)

Method name : General Method

Problem: Draw a pentagon with side length 30mm using general method

Solution:

Method name : General Method

Problem: Draw a Octagon with side length 25mm using general method

Solution:

Method name : Inscribed Circle Method

Problem: Draw a Pentagon with side length 30mm using Inscribed Circle method

Solution: