A five-sided polygon is called a pentagon.
A 39 sided polygon is called a 39-gon.
A thousand-sided polygon is a chiliagon.
hectoctagon is a 108 sided polygon
a hectoenneagon is a 109 sided polygon
icosihenagon= 21-sided polygon icosihenagon= 21-sided polygon
Icosikaihenagon
The name of a 21 sided polygon is Icosihenagon.
An icosikaihena is a polygon with 21 sides
A five sided polygon is called a pentagon because pentagon means five sided polygon I think.
The name of a 21 sided polygon is Icosihenagon.
The term for a 21 sided polygon is an icosikaihenagon. Icosi is the Greek for the numerical 20 and henagon means 1.
A million-sided polygon is called a megagon.
A 12-sided polygon is called a dodecagon.
A 20-sided polygon is called an icosagon.
A 25 sided polygon is called a icosikaipentagon.
A 14 sided polygon is called a tetradecagon.