3D distance
3D distance: use first x, first y, first z. Review the formula, worked example and calculation steps.
Inputs
Use the units shown—
Enter your values and select Calculate.
Formula & explanation
d = √[(x₂−x₁)²+(y₂−y₁)²+(z₂−z₁)²]
Variables & units
- First x
- Numeric value · minimum -1000000000000, maximum 1000000000000
- First y
- Numeric value · minimum -1000000000000, maximum 1000000000000
- First z
- Numeric value · minimum -1000000000000, maximum 1000000000000
- Second x
- Numeric value · minimum -1000000000000, maximum 1000000000000
- Second y
- Numeric value · minimum -1000000000000, maximum 1000000000000
- Second z
- Numeric value · minimum -1000000000000, maximum 1000000000000
Worked example
(0,0,0) to (1,2,2) has distance 3.
Assumptions
All coordinates must use the same Cartesian unit scale.
Formula version 1.0.0. JavaScript floating-point arithmetic applies. Results display up to 6 decimal places; stored values retain available precision. Use the units shown.
Practice with an example
Use the default input values to find the answer. The reset icon restores those values.
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