What Is PI Formula In Excel?

     In Excel, you can use the PI() function to return the mathematical constant Pi (π), which is approximately equal to 3.141592653589793. You can use this function in your Excel formulas and calculations to work with Pi in your spreadsheets.

To use the PI() function in Excel, simply enter it into a cell or use it within a formula like this:

=PI()

For example, if you want to calculate the circumference of a circle with a radius of 5 units, you can use the following formula:

=2 * PI() * 5

This formula will return the circumference of the circle, which is approximately 31.4159265358979. **