The Because symbol (∵). Copy and paste it, or use its Unicode, HTML, and CSS codes.
More from Math.
The quickest way is to copy ∵ from this page and paste it anywhere. You can also insert it with its Unicode, HTML, or alt code listed above.
∵ is U+2235 (decimal 8757).
Use ∵ in HTML to render ∵ on a web page.
On Windows you can type it with Alt+8757 (hold Alt and enter the number on the numeric keypad).
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