eight
6 sides
a rectangular prism has Six sides
A rectangular prism has 6 faces 8 vertices 12 edges
A cube has 6 square faces, while the 6 faces on a rectangular prism are rectangular.
3 more vertices
-3
rectangular prism has 8 vertices. rectangular pyramid has 5 vertices. Difference is 3.
A Rectangular Prism contains 12 edges and 6 faces. So there is exactly 6 more edges than faces.
There are three pairs of rectangles which might all be of different sizes. There could be only two shapes: four identical rectangles and two squares.
a prism with a hexagon for a base.
A prism, by definition, is 3D. You cannot have a 2D prism.