Hexagon
A rectangular prism has six faces. Four of these must be rectangular: the other two may be square or rectangular.
A cube, a rectangular prism and a pentagonal pyramid
A Cuboid has 6 rectangular faces.
A rectangular prism
The shape you are describing is a cylinder. A cylinder has two circular faces, which are also known as bases, and one rectangular face, which is called the lateral face. The lateral face of a cylinder is formed by unrolling the curved surface of the cylinder into a flat shape, creating a rectangle.
A cuboid is a 3D shape that can be a cube or a rectangle, both having 2 ends, 2 sides, and a top and a bottom face.
A rectangular-based pyramid.
4
Rectangular !!!
rectangle
A rectangular pyramid is one possible answer.
cuboid