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Returns the cosine of the given angle.
Syntax
COS(number)
Number is the angle in radians for which you want the cosine.
Remark
If the angle is in degrees, multiply it by PI()/180 or use the RADIANS function to convert it to radians.
Example
| Formula | Description (Result) |
|---|---|
| =COS(1.047) | Cosine of 1.047 radians (0.500171) |
| =COS(60*PI()/180) | Cosine of 60 degrees (0.5) |
| =COS(RADIANS(60)) | Cosine of 60 degrees (0.5) |