| Name | Name:Pentagon | Name:Hendecagon |
| Sides | Sides:5 | Sides:11 |
| Interior Angle | Interior Angle:108.00 | Interior Angle:147.00 |
| Sum of Interior Angles | Sum of Interior Angles:540 | Sum of Interior Angles:1620 |
| Description | Description:A polygon with 5 sides is called a pentagon | Description:A polygon with 11 sides is called a hendecagon (or an undecagon). |
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