Cube calculator

This calculator finds the unknown dimension of a cube given a single known dimension. The calculator can compute side, body and face diagonals, volume and area. Additionally, the calculator will generate a step-by-step solution on how to solve the problem.

Cube Calculator

input one value of a cube and select the missing one
help ↓↓ examples ↓↓

I want to find

Input value in on of text boxes
calculator works with decimals, fractions and square roots (to input $ \color{blue}{\sqrt{2}} $ type $\color{blue}{\text{r2}} $)

side

$ a $ =

face diagonal

$ f $ =

body diagonal

$ d $ =

volume

$ V $ =

surface area

$ A $ =

face area

$ FA $ =

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Cube formulas

$$ V = a^3 $$

volume

$$ A = 6a^2 $$

surface area

$$ A_F = a^2 $$

face area

$$ d = a \sqrt{3} $$

diagonal

$$ f = \frac{a}{2} $$

face diagonal

examples

example 1:ex 1:

Find the surface area of a cube with side 8cm.

example 2:ex 2:

If the surface area of a cube is 144 cm², find its volume.

example 3:ex 3:

If the body diagonal is 4cm, calculate the surface area of a cube.

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Please tell me how can I make this better.

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