Rectangular Prism (Box) Calculator

Find the volume and surface area of a rectangular prism (box).
Result
Surface area
✉ Email me this result
</> Embed this calculator

Paste this into any website or blog post. It is free — the small "powered by" link must stay visible.

How it works

V = l × w × h, Surface = 2(lw + lh + wh)

Frequently Asked Questions

What is the formula?
V = l × w × h, Surface = 2(lw + lh + wh)
What units should I use?
Use any single unit for all inputs. The area result is in that unit squared, and volume is in that unit cubed.