its called a dectamilligon
decimegagon
megagon
A 12 sided 3D shape is a dodecahedron.
A tridekahedron is a 3D 30 sided shape.
An 11-sided 3D shape is a hendecahedron.
A hexahedron is the name for a 6 sided 3D shape.
A 12 sided 3D shape is called a dodecahedron.
the name of a 20 sided 3d shape is called a icosahedron
a 4 sided 3d shape is called a triangular prism!!!!!!!!!!!!!!!
NO!!! It is a seven(7) - sided 2-dimensional polygon. A Heptahedron is a seven(7) -sided 3-dimensional object.
HEXADECAHEDRON is the correct name for a 16 sided 3D object
octahedron