**Pi in Excel**

The π is a special value known since ancient times. The pi value represents a half-rotation in the radian angle system.

**Pi function in Excel**

Let’s start from using pi in Excel. Syntax of PI function is very easy. There are no arguments of pi function. Excel PI formula is just **=PI()**

**Excel Pi function returns pi value up to 15 digits.**

π in Excel equals exactly **3.14159265358979**

**How to type pi in Excel?**

You can insert π symbol in Excel. To do that go to Insert tab and click Symbol button.

Greek capital letter Pi you can find in Greek and Coptic subset.

**Example of using pi in Excel**

You can use pi function to calculate area of the circle. Use this pi Excel formula

**=PI()*A2^2**

**Template**

You can download the Template here – Download

Further reading: Basic concepts Getting started with Excel Cell References