# COS

COS(`angle`, `radians`)

Returns the cosine  of an `angle`. Default assumes `angle` was input in radians.

### Arguments <a href="#arguments" id="arguments"></a>

| Argument  | Description                                                                     |
| --------- | ------------------------------------------------------------------------------- |
| `angle`   | Angle to take cosine of.                                                        |
| `radians` | True to assume input is in radians (default), false to assume input in degrees. |

### Output <a href="#output" id="output"></a>

The cosine of an `angle`.

### Examples <a href="#examples" id="examples"></a>

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