-1
Triangular Pyrimid (1 face)
Rectangular Pyrimid (1 face)
Cylinder (2 faces)
There are an infinite number of 3d shapes with more than 20 faces.
dodecahedron
Rectangular prism
A cylinder.
Technically it is impossible for a 3d figure to have 3 faces. The least amount of faces that are possible is four.
There are an infinite number of 3d shapes with more than 20 faces.
dodecahedron
a cube
An octagonal prism.
a piramid
a pyramid
A pyramid.
a rectangular prism
A cylinder.
Rectangular prism
Technically it is impossible for a 3d figure to have 3 faces. The least amount of faces that are possible is four.
Infinitely many.