Definition:Hendecagon/Regular

Definition
A regular hendecagon is a hendecagon which is both equilateral and equiangular.

That is, a regular polygon with $11$ sides.

That is, a hendecagon in which all the sides are the same length, and all the vertices have the same angle:


 * RegularHendecagon.png

Also known as
A regular hendecagon can also be referred to as a regular undecagon.

Some sources give it as regular endecagon.