A 3d shape with 5 faces can be a square pyramid
There is no such 3-d shape if it also has flat faces.
A pyramid
A square-based pyramid.
prism
pyramid
It cannot be a simply connected 3d shape because it does not satisfy the Euler characteristic.
mommy ?
ADDER
A 3d shape with 5 faces can be a square pyramid
There is no such 3-d shape if it also has flat faces.
Adder.
Onion.
cube
A pyramid
cube
Pentehedron