FG

What is the ASCII (Alt+number) for the square root symbol (√) in Windows?

Fresh3 days ago
Mar 15, 2026138077 views
Confidence Score0%
0%

Problem

How do I type the square root symbol (√) in Windows?

Unverified for your environment

Select your OS to check compatibility.

1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: What is the ASCII (Alt+number) for the square root symbol (√) in Windows?

Low Risk

In short it's ALT + 251 (note, no preceding zero) Unicode it is U-221A http://www.fileformat.info/info/unicode/char/221a/index.htm √ If that doesn't work then:

Awaiting Verification

Be the first to verify this fix

Sign in to verify this fix

Environment