๐ shows a triangular ruler, also called a set square, used for drawing angles and straight lines. It stands for geometry, technical drawing, architecture and engineering. People also use it for math homework or precise design work.

U+1F4D0
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Geometry test tomorrow ๐ help
Finished the floor plan draft ๐
| Name | triangular ruler |
|---|---|
| Codepoints | U+1F4D0 |
| Category | Objects |
| Keywords | angle, math, rule, ruler, set, slide, triangle, triangular |
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๐ shows a triangular ruler, also called a set square, used for drawing angles and straight lines. It stands for geometry, technical drawing, architecture and engineering. People also use it for math homework or precise design work.
Yes, every PNG has a transparent background.