триъгълен angolul

three-cornered▼adjective
[UK: θriː ˈkɔː.nəd] [US: θriː ˈkɔːr.nəd]

triangular▼(shaped like a triangle)
adjective
[UK: traɪ.ˈæŋ.ɡjʊ.lə(r)] [US: traˈjæŋ.ɡjə.lər]

triquetrous▼adjective
[UK: traɪ.ˈkwe.trəs] [US: traɪ.ˈkwe.trəs]