i think is myriagon!!
The name of a 10,000 sided polygon is Myriagon.
A 9999-sided polygon is known as a nonanonacontanonactanonaliagon. Unlike a 9999-sided polygon, a 10000-sided polygon has a much easier name; a myriagon.
The name of a 12 sided polygon is Dodecagon.
A 8 sided polygon is called a octagon.
The name of a 9 sided polygon is Nonagon.
The name of a 10,000 sided polygon is Myriagon.
A 9999-sided polygon is known as a nonanonacontanonactanonaliagon. Unlike a 9999-sided polygon, a 10000-sided polygon has a much easier name; a myriagon.
I find the name "30-sided polygon", "40-sided polygon", etc. just fine.
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.