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U+2A28 · Supplemental Mathematical Operators

Plus Sign with Black Triangle ⨨

Plus Sign with Black Triangle is the Unicode character U+2A28 (official name “PLUS SIGN WITH BLACK TRIANGLE”) from the Supplemental Mathematical Operators block. It belongs to SymbolHero’s math symbols collection. Copy it with the button, or use the codes and keyboard methods below to type it yourself.

UnicodeU+2A28
HTML⨨
⨨U+2A28

Character codes

Unicode code pointU+2A28
Decimal10792
HTML (hex)⨨
HTML (decimal)⨨
CSS\2A28
JavaScript\u2A28
Python\u2A28
UTF-8 bytesE2 A8 A8
UTF-162A28
URL-encoded%E2%A8%A8

Character details

Official namePLUS SIGN WITH BLACK TRIANGLE
Unicode blockSupplemental Mathematical Operators
General categoryMath Symbol (Sm)
SymbolHero categoryMath Symbols
EmojiNo

How to type ⨨

Windows

  • In Microsoft Word or Outlook: type 2A28 then press Alt + X.
  • Open Character Map (search “Character Map” in Start), tick “Advanced view”, search for “plus sign with black triangle”, then Select and Copy.

Mac

  • Press Control + Command + Space to open the Character Viewer, search “plus sign with black triangle”, and double-click the result.
  • With the Unicode Hex Input keyboard enabled (System Settings → Keyboard → Input Sources), hold Option and type 2A28.

iPhone & Android

  • Tap Copy at the top of this page, then long-press where you want it and choose Paste.

Docs & web

  • Google Docs: Insert → Special characters, then search “plus sign with black triangle” or enter U+2A28.
  • HTML: ⨨
  • Excel / Google Sheets: =UNICHAR(10792)

Similar math symbols

Integral with Underbar
Join
Large Left Triangle Operator
Z Notation Schema Composition
Z Notation Schema Piping
Z Notation Schema Projection
Plus Sign with Small Circle Above
Plus Sign with Circumflex Accent Above
Plus Sign with Tilde Above
Plus Sign with Dot Below
Plus Sign with Tilde Below
Plus Sign with Subscript Two
Minus Sign with Comma Above
Minus Sign with Dot Below
Minus Sign with Falling Dots
Minus Sign with Rising Dots
Plus Sign in Left Half Circle
Plus Sign in Right Half Circle
Vector or Cross Product
Multiplication Sign with Dot Above
Multiplication Sign with Underbar
Semidirect Product with Bottom Closed
Smash Product
Multiplication Sign in Left Half Circle

See all 714 math symbols →

Questions

What is the Unicode for ⨨?

It is U+2A28 (PLUS SIGN WITH BLACK TRIANGLE), decimal 10792.

Is there a Windows Alt code for it?

No standard Alt code exists for this character. In Word type 2A28 then Alt+X, or copy it from this page.

How do I type it on a Mac?

There is no built-in Option shortcut. Use the Character Viewer (Control + Command + Space) and search “plus sign with black triangle”, or copy it from this page.

What is the HTML code?

Use the numeric reference ⨨ (or ⨨). There is no named entity.