An 11-sided 3D shape is a hendecahedron.
a henagon is an 11 sided 2-D shape and a 3-D is called an hendecahedron.
A 12 sided 3D shape is a dodecahedron.
A tridekahedron is a 3D 30 sided shape.
A 12 sided 3D shape is called a dodecahedron.
A hexahedron is the name for a 6 sided 3D shape.
A five sided 3d shape is called a pentehedron
a 4 sided 3d shape is called a triangular prism!!!!!!!!!!!!!!!
the name of a 20 sided 3d shape is called a icosahedron
In geometry, a hendecagon (also undecagon or endecagon) or 11-gon is an eleven-sided polygon.
A heptagon is not a 3D shape. It is a seven sided shape. It could be designed on 3D software if necessary.
HEXADECAHEDRON is the correct name for a 16 sided 3D object