◸
Geometric Shape 89
- Unicode
- U+25F8
- Category
- Geometric
- HTML Entity
- ◸
- CSS
- \25F8
The Upper Left Triangle (◸) is a geometric symbol representing a right-angled triangle positioned in the top-left corner of a square bounding box. Introduced as part of the Geometric Shapes Unicode block, it is frequently used in mathematical diagrams to denote specific geometric properties. Beyond math, web designers and digital artists sometimes use this character to create custom UI elements, indicate folded document corners, or build intricate text-based artwork.
How to Type
- Windows
- Alt + 9720
- macOS
- Control + Command + Space then search "Upper Left Triangle"
- Linux
- Ctrl + Shift + U then 25F8
- HTML
- ◸
In Programming
Often utilized in terminal-based UI development to draw custom corner borders, or within mathematical programming documentation to denote upper triangular matrices and geometric functions.
Tags
corner
corner triangle symbol
document corner fold
geometric
geometric triangle text
math triangle symbol
outline
right angle triangle unicode
shape
text art triangle
ui corner indicator
upper left triangle
upper left triangle symbol