A skew triangular prism.
take, for an example, a duck. This is a 3d shape because it has three dimensions. Compare this to a square, which is 2d. the difference is that the duck has a beak, and the square does not.
A Triangular Pyramid has 4 triangles and 1 square.
A 3d shape with 5 faces can be a square pyramid
a hexagonal prism
The 3D shape that fits this description is a prism. Prisms have two identical, parallel bases, and the other faces are parallelograms that connect the corresponding edges of the bases.
The simplest such shape is PYRAMID.
A square prism.A square prism.A square prism.A square prism.
A square base pyramid
a square bottomed pyramid