This page is also available in 3 other languages
Change language 
Türk

The Arduino Reference text is licensed under a Creative Commons Attribution-Share Alike 3.0 License.

Find anything that can be improved? Suggest corrections and new documentation via GitHub.

Doubts on how to use Github? Learn everything you need to know in this tutorial.

Last Revision: Searching...

Last Build: 2024/11/05

Edit This Page
Reference > Language > Functions > Trigonometry > Cos

cos()

[Trigonometry]

Description

Calculates the cosine of an angle (in radians). The result will be between -1 and 1.

Syntax

cos(rad)

Parameters

rad: The angle in Radians (float).

Returns

The cos of the angle (double).

See also