A nine sided plane figure is a nonagon. A nine sided three dimensional figure is a nonahedron.
Nonagon.
There are two different names commonly used for a 9 sided figure: a nonagon or, an enneagon.
810 degrees
how many triangles are in a eight sided figure
It is a 9 sided figure
Well it has 9 sides and it is a figure.
A nine sided plane figure is a nonagon. A nine sided three dimensional figure is a nonahedron.
Nonagon.
I think it is a nonagon.
A Nonogon.
9
9
There are 27 diagonals
There are two different names commonly used for a 9 sided figure: a nonagon or, an enneagon.
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.
heptagon * * * * * No. That is a 7 sided figure. A 17 sided figure is a heptadecagon.