Distance of a Point from a Line

Rarely Tested

Distance of a Point from a Line

For a line:

$$\vec r=\vec a+\lambda\vec d$$

and point with position vector $$\vec p$$:

$$D=\frac{|(\vec p-\vec a)\times\vec d|}{|\vec d|}$$

Usage

- Used to find the shortest distance from a point to a line.

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