Dot product · 3D
Calculate dot product · 3d and see the working behind your result.
Inputs
Use the units shown—
Enter your values and select Calculate.
Formula & explanation
a·b = aₓbₓ+aᵧbᵧ+a_zb_z
Variables & units
- First vector · x
- Numeric value · minimum -1000000, maximum 1000000
- First vector · y
- Numeric value · minimum -1000000, maximum 1000000
- First vector · z
- Numeric value · minimum -1000000, maximum 1000000
- Second vector · x
- Numeric value · minimum -1000000, maximum 1000000
- Second vector · y
- Numeric value · minimum -1000000, maximum 1000000
- Second vector · z
- Numeric value · minimum -1000000, maximum 1000000
Worked example
(1,2,3)·(4,5,6) = 32.
Assumptions
A dot product is a scalar, not another vector.
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
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