hexacontakaitrigon
hexaconta- means 60
trigon- means 3
The name of a 12 sided polygon is Dodecagon.
Polygons with 61 to 69 sides are referred to by specific names based on the number of sides they have. A 61-sided polygon is called a "hexacontakaihenagon," a 62-sided polygon is a "hexacontakaihenagon," a 63-sided polygon is a "hexacontatrihenagon," a 64-sided polygon is a "hexacontatetragon," a 65-sided polygon is a "hexacontapentagon," a 66-sided polygon is a "hexacontaxihexagon," a 67-sided polygon is a "hexacontaseptagon," an 68-sided polygon is a "hexacontaoctagon," and a 69-sided polygon is a "hexacontanovagon." These names are derived from Greek numeral prefixes combined with the suffix "-gon."
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.
The name of a 8 sided polygon is Octagon.
The name of a 14 sided polygon is Tetradecagon.