Concave Triangle
Nov. 24, 2024
Set triangles with concave and convex sides,... - Stock Illustration [70946011] - PIXTA geometry - Congruence of triangles - concave kite - Mathematics Stack Exchange Hello boffins, what do you call a triangle with a single concave side and two straight sides? We have googled it and learnt a lot about curved triangles, but not the name Concave Triangle