# How do you find the direction angle of a vector

Direction angle of a vector. A vector‘s direction is measured by the angle it makes with a horizontal line. The direction angle of a vector is given by the formula:where x is horizontal

## Lesson Explainer: Direction Angles and Direction Cosines

What are the direction cosines and direction angles? We’ll use the following formulas to find direction cosines and direction angles of a vector. The direction cosine

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## Direction of the Vector Calculator

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## Direction Angles of Vectors

How to find the direction angle of a vector?

## How to Find a Vectors Magnitude and Direction

To find the direction of a vector (x, y): Find α using α = tan-1 |y/x| The direction of the vector (x, y) is given by: α, if (x, y) lies in the first quadrant; 180° - α, if (x, y) lies in the second quadrant; 180°