> For the complete documentation index, see [llms.txt](https://shedmate.gitbook.io/shedmate-help/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://shedmate.gitbook.io/shedmate-help/setting-up-shedmate/costing-database-and-pricing-calculations/variables/trigonometric-functions/tan.md).

# TAN

The TAN function in Shedmate returns the tangent of a specified angle. The angle must be given in radians.

### Syntax:

```
tan(angle)
```

### Parameters:

```
angle (required): The angle in radians from which you want to obtain the tangent.
```

### Usage example:

<figure><img src="https://lh7-us.googleusercontent.com/y7wFPrEKTvOHdnsKj9m9NVTuDy6wQPslfOjyA1V1kuM1Hj-AXOOllpWD6rIUi7XMS-G2pCPdii92m3XfI4lvY5tbIR37gNZrEmZf6-Yt7C2s_iu80v6O7YEYdK0CAolzpnpbz19fcbmkLAmbhHS5nFk" alt=""><figcaption></figcaption></figure>