octagon
the Greeks used prefexes up to ten, modernly we have sdded dodecagon for a twelvesided object and undecagon for an eleven sided object so the propor name would be a 27 sided object.
A hexakaidecagon (hexadecagon).
HEXADECAHEDRON is the correct name for a 16 sided 3D object
There is no such thing as a two-sided object.
Decagon
A nine-sided object is known as a nonagon.
octagon
Octagon.
hendecagon
A 10-sided polygon is a decagon.
A 10-sided shape is a decagon.
A 10 sided polygon is a decagon
the Greeks used prefexes up to ten, modernly we have sdded dodecagon for a twelvesided object and undecagon for an eleven sided object so the propor name would be a 27 sided object.
The name of a 10 sided polygon is Decagon.
A hexakaidecagon (hexadecagon).
The name of a 10 sided polygon is Decagon.