triangulum
Could not find triangula in Logeion dictionaries.
triangula neuter accusative plural, neuter nominative plural, neuter vocative plural of triangulum
triangula feminine ablative singular, feminine nominative singular, neuter nominative plural, feminine vocative singular, neuter vocative plural, neuter accusative plural of triangulus
triangulum, ī, n., s. triangulus.
triangŭlum, ī, n. , triangle : Cic. Nat. 2, 125 ; Plin. 27, 61 ; Quint. 1, 10, 41 || -gŭlus, m. , Grom. 101, 3.