anything you want it to be
A cube has six square faces. A cuboid also has six faces but 4 or 6 or them may be rectangles.
A rectangular prism.
The solid shape/figure that has six rectangles as faces is called a rectangular prism. The general term for any shape with six faces, regardless of shape is a hexahedron.
The correct answer is a cuboid or rectangular prism.
Hexahedron
Hexagonal prism, if you don't count the bases as faces. Rectangular prism, if you do.
Hexagonal prisms, if you don't count the bases as faces. Rectangular prisms, if you do.
a rectangular prism
A cuboid, which is sometimes also known as a rectangular prism.
It has six rectangular faces although two of these could be squares.
cube? * * * * * Cuboids, of which, a cube is a special case.
A rectangular prism, has rectangles for each of it six faces.