Google Sheets ACOS Function

This post will guide you how to use Google Sheets ACOS function with syntax and examples.

Description


The Google Sheets ACOS function returns the arccosine value of a number.

The ACOS function can be used to get the inverse cosine of a number in google sheets. The purpose of this function is to get the inverse cosine of a given value and its returned value is angle in radians.

The ACOS function is a build-in function in Google Sheets and it is categorized as a MATH function.

Syntax


The syntax of the ACOS function is as below:

= ACOS(number)

Where the ACOS function argument is:

  • Number – This is a required argument.  A number between -1 and 1 that you want the arccosine value.

Google Sheets ACOS Function Examples


The below examples will show you how to use google sheets ACOS function to get the inverse cosine of a value.

#1 =ACOS(B1)

google sheets acos function1

Note: the above formula will return the arccosine value of B1 cell.