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Square Root ALT Codes

ALT+251

To type square root √ on your computer, Just hold down the Alt key while typing the alt key code 251 on the numeric keypad of your keyboard. If you don not have one, hold down the Fn and Alt keys while typing the alt code number.
Symbols » Alt Codes » Alt Codes ( ᗩᒪ☂ ℃ṎᗪḘṦ )