Rectangular Solids:

It is a six-sided solid figure with faces that are rectangles, as display in Figure.

The volume of a rectangular solid is computed using the following formula:

V = abc

The surface area of a rectangular solid is calculated using the following formula:

Figure: Rectangular Solid

SA = 2(ab + ac + bc)

The  surface  area  of  a  rectangular  solid  is  expressed  in  square  units,  and  the  volume  of  a rectangular solid is expressed in cubic units.