What is ATAN2 function in Excel?
The ATAN2 function is one of the math functions of Excel.
It Returns the arctangent of the specified x- and y- coordinates, in radians between -Pi and Pi, excluding -Pi.
We can find this function in Math & trig category of insert function Tab.
How to use ATAN2 function in excel
- Click on an empty cell (like F5).
2. Click on the fx icon (or press shift+F3).
3. In the insert function tab you will see all functions.
4. Select math and trig category.
5. Select ATAN2 function.
6. Then select ok.
7. In the function arguments Tab you will see ATAN2 function.
8. X section num is the x-coordinate of the point.
9. Y section num is the y-coordinate of the point.
10. You will see results in the formula result section.
Examples of ATAN2 function in Excel
Example 1:
How to use ATAN2 function in excel
You can see examples of ATAN2 function below:
atan2(A2,B2) ----->>>>answer is 0.785
atan2(A3,B3) ----->>>>answer is 0.643
atan2(A4,B4) ----->>>>answer is 0.982
atan2(A5,B5) ----->>>>answer is 0
atan2(A6,B6) ----->>>>answer is 1.570What is the purpose of ATAN2 function?
It Returns the arctangent of the specified x- and y- coordinates, in radians between -Pi and Pi, excluding -Pi.
What is the Return value of ATAN2 function?
It returns a number.
How many arguments does ATAN2 function have?
This function has just 1 Argument.
The argument of ATAN2 function is number.
X section num is the x-coordinate of the point.
Y section num is the y-coordinate of the point.
The argument of ATAN2 function is required and not optional.
ATAN2(number) = number
Which version of excel supports ATAN2 function?
This function is available for all excel versions (2003-2019)
