Name | Name:Nonagon | Name:Octadecagon |
Sides | Sides:9 | Sides:18 |
Interior Angle | Interior Angle:140.00 | Interior Angle:160.00 |
Sum of Interior Angles | Sum of Interior Angles:1260 | Sum of Interior Angles:2880 |
Description | Description:A polygon with 9 sides is called a nonagon (or an enneagon) | Description:A polygon with 18 sides is called an octadecagon |