How this calculator works
Total surface area is 2(lw+lh+wh). Volume is lwh.
Formula
SA=2(lw+lh+wh)Surface area of a rectangular prism.
Worked example
2 by 3 by 4 prism is a verified test case used by the calculation engine.
Assumptions and limitations
- Dimensions are positive.
- All dimensions use compatible units.
Methodology & sources
This calculator uses deterministic, versioned calculation logic. The formula and verified examples above are part of the calculation definition used by CalcuMint. Technical calculation version: 1.
- CalcuMint deterministic geometry engine
Frequently asked questions
Which solid is modeled?
A rectangular prism.
Does it also report volume?
Yes. Volume is reported from the same three dimensions.