## What is Arctan Calculator?

It is a mathematical tool that calculates the arctangent (inverse tangent) of a given value. It is commonly used in trigonometry for finding angles in right-angled triangles.

## How to Use:

- Enter the numerical value for which you want to find the arctangent.
- Click the “Calculate” button to obtain the arctangent result.
- The result will be displayed below the button.

## Examples:

- Value: 0.5
- Value: -1