# 三角函数

本部分介绍以下三角函数：

| 函数 | 描述 |
| --- | --- |
| [COS](https://help.qlik.com/zh-CN/cloud-services/Subsystems/Hub/Content/Sense_Hub/DataIntegration/Lakehouse/TransformationFunctions/trigonometric/cos.htm) | 计算以弧度为单位的角度的余弦 |
| [SIN](https://help.qlik.com/zh-CN/cloud-services/Subsystems/Hub/Content/Sense_Hub/DataIntegration/Lakehouse/TransformationFunctions/trigonometric/sin.htm) | 计算以弧度表示的角度的正弦值 |
| [TAN](https://help.qlik.com/zh-CN/cloud-services/Subsystems/Hub/Content/Sense_Hub/DataIntegration/Lakehouse/TransformationFunctions/trigonometric/tan.htm) | 计算以弧度表示的角度的正切值 |
| [TANH](https://help.qlik.com/zh-CN/cloud-services/Subsystems/Hub/Content/Sense_Hub/DataIntegration/Lakehouse/TransformationFunctions/trigonometric/tanh.htm) | 计算双曲角的双曲正切 |