# Math.rad

## Function

Angle to radians. Returns the corresponding radian value.

## Syntax

```bt
Math.rad(degree)
```

## Parameters

| Parameters | Type | Required | Default value | Description |
| ------ | ------ | ------ | ------ | ------ |
| degree | Number | Yes | None | Angle value. |

## Return value

| Type | Description |
| ------ | ------ |
| Int/Float | Returns the corresponding radian value. An Int is returned for integer results, and a Float for non-integer or non-finite results. |

## Example

```bt
result = Math.rad(180)

// Output: 3.141592653589793
print result
```

## Notes

- Equivalent to degree * PI / 180.