How to Use ACOT Function

ACOT function returns the principal value of the arccotangent, or inverse cotangent, of a number.




Number is required, the cotangent of the angle.


– The result returns angle in radians in the range 0 (zero) to pi.

– To convert results to degree, use DEGREES function or multiply by 180/PI().

– ACOT function applies to Excel 2016 , Excel 2013 , Excel 2016 for Mac , Excel for Mac 2011.

Download: ACOT Function

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