It is called a nonagon. There currently is no official name for a nine-sided polygon. However, two names have been proposed for such a figure: the first is a Nonagon; the second is an Enneagon.
nonagon
1200 sided figure is chiliadihectagon
it is a Dodecagon
icosagon icosagon
It is called a nonagon. There currently is no official name for a nine-sided polygon. However, two names have been proposed for such a figure: the first is a Nonagon; the second is an Enneagon.
A nine sided plane figure is a nonagon. A nine sided three dimensional figure is a nonahedron.
nine sided figure = nueve figura una cara nonagon = nonágono
nonagon
1200 sided figure is chiliadihectagon
A 17 sided figure is a heptadecagon.
A nine sided figure.
nuevegon
a nonagon is the name given to a nine sided polygon
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D9
Nonagon