# 三角函數

本區段說明下列三角函數：

| 函數 | 描述 |
| --- | --- |
| [COS](https://help.qlik.com/zh-TW/cloud-services/Subsystems/Hub/Content/Sense_Hub/DataIntegration/Lakehouse/TransformationFunctions/trigonometric/cos.htm) | 計算以弧度表示之角度的餘弦 |
| [SIN](https://help.qlik.com/zh-TW/cloud-services/Subsystems/Hub/Content/Sense_Hub/DataIntegration/Lakehouse/TransformationFunctions/trigonometric/sin.htm) | 計算以弧度為單位的角度正弦 |
| [TAN](https://help.qlik.com/zh-TW/cloud-services/Subsystems/Hub/Content/Sense_Hub/DataIntegration/Lakehouse/TransformationFunctions/trigonometric/tan.htm) | 計算以弧度為單位的角度正切 |
| [TANH](https://help.qlik.com/zh-TW/cloud-services/Subsystems/Hub/Content/Sense_Hub/DataIntegration/Lakehouse/TransformationFunctions/trigonometric/tanh.htm) | 計算雙曲角的雙曲正切 |