# @turf/tesselate

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## tesselate

Tesselates a [Feature&lt;Polygon>][1] into a [FeatureCollection&lt;Polygon>][2] of triangles
using [earcut][3].

**Parameters**

-   `poly` **[Feature][4]&lt;[Polygon][5]>** the polygon to tesselate

**Examples**

```javascript
var poly = turf.polygon([[[11, 0], [22, 4], [31, 0], [31, 11], [21, 15], [11, 11], [11, 0]]]);
var triangles = turf.tesselate(poly);

//addToMap
var addToMap = [poly, triangles]
```

Returns **[FeatureCollection][6]&lt;[Polygon][5]>** a geometrycollection feature

[1]: Feature<Polygon>

[2]: FeatureCollection<Polygon>

[3]: https://github.com/mapbox/earcut

[4]: https://tools.ietf.org/html/rfc7946#section-3.2

[5]: https://tools.ietf.org/html/rfc7946#section-3.1.6

[6]: https://tools.ietf.org/html/rfc7946#section-3.3

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---

This module is part of the [Turfjs project](http://turfjs.org/), an open source
module collection dedicated to geographic algorithms. It is maintained in the
[Turfjs/turf](https://github.com/Turfjs/turf) repository, where you can create
PRs and issues.

### Installation

Install this module individually:

```sh
$ npm install @turf/tesselate
```

Or install the Turf module that includes it as a function:

```sh
$ npm install @turf/turf
```