The correct term for a thirteen sided polyong is refered as a tripolyrifodecagram
A thirty-one sided polygon would be called a triacontakaihenagon.
A triacontakaipentagon is a thirty-five sided polygon. It may also be called a 35-gon.
A triacontagon is a thirty-sided polygon.
The name of a 12 sided polygon is Dodecagon.
name of 4000 sided polygon
A 8 sided polygon is called a octagon.
The name of a 10 sided polygon is Decagon.
The name of a 9 sided polygon is Nonagon.
The name of a 19 sided polygon is enneadecagon.
The name of a 17 sided polygon is Heptadecagon.
The name of a 15 sided polygon is Pentadecagon.
The name of a 7 sided polygon is Heptagon.