3 ms·

Perpendicular + Unicode combining solidus = ⟂ + / = ⟂̸

• r0uv3n 5y ago
  I think perpendicular most commonly refers to lines/vectors/planes etc., while the right angle symbol refers to angles. Also, there are often multiple symbols expressing the same thing.
  • froh 5y ago
    Yes, a sibling comment meanwhile found the right angle symbol U+221F ∟ https://news.ycombinator.com/item?id=31015104 https://news.ycombinator.com/item?id=31015104