You can type a degree symbol with your keyboard using key combinations on a computer or numerical keyboard menus on a phone ...

Anyone who's had to learn math or physics in school may have encountered pi at one point. More popularly known and written out in its Greek lowercase letter counterpart, π, it's essentially the ratio ...

You can add special characters on a PC or Mac computer by using keyboard shortcuts or accessing a pop-up window.

That’s it. No matter what app you’re in or font you’re using, the Pi symbol will appear in the place of the letter “P” when you hold down the option key. Then, when you want to type the Pi symbol, ...