A rectangular prism is a prism with a rectangular base and faces coresponding to each side of a base. The faces which are not bases are called lateral faces.
Usually right rectangular prisms are studied.
In general, the volume of a rectangular prism is the area of the base times the height of the prism.
In general, the surface area of a rectangular prism is the sum of the areas of all of the faces of the prism.
Right Prism with a Rectangular Base
l: The length of the base of the prism
w: The width of the base of the prism
h: The height of the prism
V: The volume of the interior of the prism
S: The surface area of the prism