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COS

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This function returns the cosine of the specified angle.

COS(*angle*)

This function can take any real number as an argument. The *angle* argument is the angle in radians for which you want the cosine.

If the angle is in degrees, multiply it by PI/180 to convert it to radians.

Accepts numeric data. Returns numeric data.

COS(B2)

COS(R1C3)

COS(45*PI()/180) gives the result 0.7071067812

COS(RADIANS(30))

This function is available in product version 1.0 or later.

ACOS | ACOSH | COSH | Math and Trigonometry Functions