# Area of isoperimetric figures

- Author:
- Volod Livinsky

- Topic:
- Area

The circle is a figure with the largest area, amongst those having a given perimeter.
The plot illustrates it on example of a circle and a number of isoperimetric regular polygons.
Use the slider to verify the equality of perimeters. Use another slider to set the number of vertices of the test polygon.
You may hide some polygons for better view.