A twelve sided shape is called a "dodecahedron" :D
it is a dodecahedron
Dodecahedron.
A solid figure with 12 faces is called a dodecahedron.
A six faced 3d shape is called a cube.
A twelve-faced shape is a dodecagon, also known as a dodecahedron.
It is a 12 faced shape
Enneahedral
A hendecahedron.
A dodecahedron has 12 rhombus-shaped faces.
A pyramid.
Decahedreon
It is a nonahedron.
A dodecahedron is a twelve-faced polyhedron.