Surface area of a rectangular prism box. Surface Area of a Box Sum of the areas of each face of the box or. The Volume of a box can be found by just multiplying all the three inputs h w l together.
The surface area of any given object is the area or region occupied by the surface of the object.
Total Surface Area 2 Area hw 2 Area hl 2 Area wl. The surface area formula for a rectangular box is 2 x height x width width x length height x length as seen in the figure below. B is the area of the base. A box can be thought of a stack of rectangles L long and W wide piled on top of each other to a depth of D.