Rectangular Prism (Box) Calculator
Find the volume and surface area of a rectangular prism (box).
Result
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Surface area—
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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.