It would be very slow going and the walls would be very thick.
Cubes are special cases of rectangular prisms.
Cubes have a square on each side, but rectangular prisms have rectangles or squares.
No it is not
you want to overlap the bricks. with cubes it's not possible to build a nice edge.
They form a stronger wall as they interlock
2 prisms
Only one.
Well, honey, if the height is 4 cubes, that leaves you with 12 cubes to work with for the base. You can arrange those 12 cubes in various ways to form different rectangular prisms. So, technically speaking, there are multiple rectangular prisms you can create with 48 cubes and a height of 4 cubes.
NO
3
no, but a cube is a rectangular prism... Remember this, a square is a rectangle but a rectangle is never a square!
Four.