The COS function in Excel

Source: Internet
Author: User
Tags cos in degrees

The use of Cos function

function function: Returns the cosine of the given angle. This is consistent with the knowledge of mathematics.

function syntax: COS (number)

Number is the angle to which the cosine is required, expressed in radians.

Parameter description:

If the argument is in degrees, you can multiply it by PI ()/180 or use the RADIANS function to convert it to radians.

Two, the Cos function example

Function formula:

=cos (1.047) 1.047 radians cosine (0.500171)

=cos (60*PI ()/180) 60 degrees cosine (0.5)

=cos (RADIANS (60)) Cosine of 60 degrees (0.5)

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