The question is ambiguous since a rectangular pyramid and a rectangular prism will have different numbers of flat surfaces. There is no indication in the question which shape is intended.
six
It depends on what type of pyramid. Their is an square pyramid, a rectangular pyramid, a pentagonal pyramid, etc.
a rectangular prism, which is a 3D rectangle.
There are 5 flat surfaces.
2 flat and 1 curved
A rectangular prism has 6 flat surfaces
It has 6 faces which are its flat surfaces.
six
6
8
6 flat surfaces - known as faces, 12 edges 8 vertices.
A rectangular shape has 6 flat sides. Those sides are the top, bottom, front, back, left and right,
The flat surfaces of all polyhedra are called faces and a rectangular prism is simply one kind of polyhedron.
Faces
yes it does.
A rectangular prism is basically an elongated cube. Just like a cube, it has six sides.
There are six faces in a rectangular prism6 faces