∠
∠ Angle Symbol
The angle sign (∠) names an angle in geometry — ∠ABC is the angle at vertex B.
Also known as: angle symbol, angle sign, geometry angle symbol.
Codes
| Symbol | ∠ | |
| Unicode | U+2220 | |
| HTML entity (named) | ∠ | |
| HTML entity (decimal) | ∠ | |
| HTML entity (hex) | ∠ | |
| CSS | \2220 | |
| LaTeX | \angle | |
| Windows Alt code | Alt + 8736 |
How to type ∠ (Angle Symbol)
WindowsAlt + 8736
In Microsoft Word, type 2220 then Alt + X. In other apps, open the emoji/symbol panel with Win + . (period) and search “angle”, or copy from above.
Mac
Open Character Viewer (Control + Cmd + Space), search “angle”, and double-click ∠.
Microsoft Word2220, Alt + X
Type 2220, then press Alt + X to convert it to ∠.
Google Docs
Insert → Special characters, then search “angle” — or inside an Equation type \angle.
LaTeX\angle
Use \angle in math mode: \angle ABC. For a measured angle use \measuredangle (amssymb).
Usage
- ∠ABC = 90° states that the angle at vertex B is a right angle.
- Related characters: ∡ (U+2221) measured angle, ∟ (U+221F) right angle, ∢ (U+2222) spherical angle.
- The angle's size is written with the degree sign: ∠A = 45°.