it is called a nonagon.
A nine-sided object is known as a nonagon.
A six-sided object is called a hexagon.
a nonagon is the name given to a nine sided polygon
Enneagon ( if its a polygon)
The correct term is enneagon.
Nonagon
Nonagon
D9
a dodecahedron
Either a nonagon or an enneagon. Whichever floats your boat.
A nine sided shape or polygon is called a nonagon.
It is called a hexagon.