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Cos (number) Number

Parameter | Type | Description | |

number | Number | Number, in radians, whose cosine is returned | |

Function result | Number | Cosine of number |

Description

`Cos` returns the cosine of `number`, where `number` is expressed in radians.

**Note**: 4D provides the predefined constants `Pi`, `Degree,` and `Radian`. `Pi` returns the Pi number (3.14159...), `Degree` returns one degree expressed in radians (0.01745...), and `Radian` returns one radian expressed in degrees (57.29577...).

See Also