Pi is an irrational number commonly used in mathematics that equals approximately 3.14159. Pi is the ratio of the diameter and circumference of a circle (the circumference of a circle is about 3.13159 times larger than the diameter.). Since pi is an irrational number, it cannot be written out fully so the symbol π is commonly used to express pi. There is no key dedicated to the pi symbol on a standard keyboard.
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Hold down the "Alt" key.
Press "2," then "2," and then "7" on the number pad on the keyboard while holding the alt key.
Release the "Alt" key. The pi symbol will appear.
Open a web browser and conduct an Internet search for "pi symbol."
Locate a type written pi symbol in the search results.
Highlight the pi symbol by clicking on one side of the pi symbol, holding down the mouse button, dragging the mouse to the other side of the symbol and then releasing the button.
Hold down the "Control" key and then press "C." This will copy the symbol to the clipboard.
Hold down the "Control" key and press "V" to type the pi symbol.
Tips and warnings
- After you save the pi symbol to the clipboard you can continue typing the symbol by holding the control button and pressing "V" to paste the symbol.
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