Distance Between Parallel Lines

Rarely Tested

Distance Between Parallel Lines

For parallel lines:

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

and:

$$\vec r=\vec b+\mu\vec d$$

the distance is:

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

Usage

- Used to find the perpendicular distance between parallel lines.

No related questions available for this formula yet.

Go back to topics

Join CAT 2026 course by 5-Time CAT 100%iler

Start your IIM journey with the right preparation and crack CAT 2026.