Oh honey, a 49-sided polygon is called a tetracontakaienneagon. Yes, you heard me right, tetracontakaienneagon. Say that three times fast after a couple of martinis!
The name of a 12 sided polygon is Dodecagon.
name of 4000 sided polygon
A 8 sided polygon is called a octagon.
Its a 49 sided polygon.
The name of a 10 sided polygon is Decagon.
The name of a 19 sided polygon is enneadecagon.
The name of a 9 sided polygon is Nonagon.
The name of a 15 sided polygon is Pentadecagon.
The name of a 7 sided polygon is Heptagon.
The name of a 17 sided polygon is Heptadecagon.
The name of a 8 sided polygon is Octagon.
The name of a 14 sided polygon is Tetradecagon.