Definition:Triskaidecagon

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Definition

A triskaidecagon is a polygon with exactly $13$ sides.

Triskaidecagon.png

Regular Triskaidecagon

A regular triskaidecagon is a triskaidecagon which is both equilateral and equiangular.

That is, a regular polygon with $13$ sides.

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

RegularTriskaidecagon.png


Linguistic Note

The word triskaidecagon derives from the Greek triskaideka, meaning thirteen, and gon, deriving from the Greek for corner.


Sources