Cube & Box Calculator
Volume, surface area and diagonal of a cube or cuboid.
Volume
125cm³
Surface area
150cm²
Space diagonal
8.660254cm
Edge total
60cm
Shape
Cube
ShowHide the working
- 1Volume = 5 × 5 × 5 = 125
- 2Surface = 2(lw + lh + wh) = 150
Formula
V = lwh, A = 2(lw + lh + wh)How it works
Volume, surface area and diagonal of a box. Equal edges are reported as a cube.
Example
A 5 × 5 × 5 cube has a volume of 125 and a surface area of 150.
About the Cube & Box Calculator
Volume, surface area and diagonal of a cube or cuboid. It sits in the Geometry section of NWS Calc, a free collection of calculators that run entirely in your browser. There is no signup, no paywall and no tracking — open the page, enter your numbers, get an answer.
Frequently asked questions
- Is the Cube & Box Calculator free to use?
- Yes. Every calculator on NWS Calc is completely free, with no signup, no usage limits and no ads.
- Does my data leave my device?
- No. The Cube & Box Calculator runs entirely in your browser using JavaScript. Nothing you type is uploaded, logged or stored on a server.
- Can I use the Cube & Box Calculator on my phone?
- Yes. The page is fully responsive and works in any modern mobile or desktop browser — there is nothing to install.
- What else is in Geometry?
- Area, perimeter, volume and surface area for every common shape. You can browse the full Geometry category for related calculators.