# Sin()

Calculates the sine of an angle that is entered in radians.

```
Sin( number=number );
```

**Returns:** number

# Arguments

| Argument | Type | Required | Description | Default |
|----------|------|----------|-------------|---------|
| number | number | Yes | Angle, in radians for which to calculate the sine. |  |

# Examples

The following code example will output the values returned from the sin() function for the given input value.

```cfml
result = sin(90);
dump(result);
```







# Categories

[Numbers](../../categories/number.md), [Math](../../categories/math.md)

# See Also

[numeric.sin()](../objects/numeric/sin.md)