5
5
5 Flat surfaces 4 flat surfaces (3 for the sides and 1 for the base).
5
a pyramid
A pyramid has 5 flat surfaces, 4 for the walls and 1 for the bottom.
A pyramid has 5 flat surfaces, 4 for the walls and 1 for the bottom.
A square pyramid has 5 sides.
not a pyramid!! well a triangular won't but still pyramids have 4 flat surfaces.
A quadrilateral based pyramid.
Pyramid
You are a square based pyramid