No Stupid Questions @lemmy.world x4740N @lemm.ee 5mo ago Whats the green shape in between the three circles ?
It's called a circular triangle.
https://en.wikipedia.org/wiki/Circular_triangle
That was a particularly fun read.
Apparently it's a circular horn triangle!
They used to castrate men and mark them with such a design.
They were known as eunuch horns.
This user maths!