5 Flat surfaces 4 flat surfaces (3 for the sides and 1 for the base).
A pyramid has 5 flat surfaces, 4 for the walls and 1 for the bottom.
It depends on what type of pyramid. Their is an square pyramid, a rectangular pyramid, a pentagonal pyramid, etc.
it has 0 curved faces
A square base, and four triangular shaped sides equals five flat surfaces.
The flat surfaces on a pyramid (Geometry) are called faces. Therefore, a standard pyramid consists of four faces and a base (bottom).