Well, darling, a 200-sided polygon is called a "dihectakaitetragon." It's a mouthful to say, just like your question was a handful to answer. So next time, maybe stick to something simpler, like asking for my autograph.
A five sided polygon is called a pentagon because pentagon means five sided polygon I think.
A 13 sided polygon is called a Tridecagon also a Triskaidecagon.
A 12-sided polygon is called a dodecagon.
A 20-sided polygon is called an icosagon.
A million-sided polygon is called a megagon.
The name of a 200 sided polygon is dihectagon.
A five sided polygon is called a pentagon because pentagon means five sided polygon I think.
A 13 sided polygon is called a Tridecagon also a Triskaidecagon.
A 12-sided polygon is called a dodecagon.
A 14 sided polygon is called a tetradecagon.
A 20-sided polygon is called an icosagon.
A million-sided polygon is called a megagon.
A 90-sided polygon is called an enneacontagon.
A five-sided polygon is called a pentagon.
what is a 50 sided polygon called?
2000 sided polygon
A 8 sided polygon is called a octagon.