Inhlanganisela: ILanga I Heptagon Inani eliphakeme
Qhubeka ufunde: Amandla, I-Heptagon, Inani eliphakeme.
ILanga likhombisa intando yomlingiswa namakhono akhe. I-vertex noma iVertex ikhombisa ukuthi amandla enzeka ezimpilweni ezedlule azobonakala kuphi futhi kanjani kule mpilo. Lesi sikhundla sinikela kabi kulezi zinkinga, kodwa kuncane, ngoba sibuthakathaka kakhulu. Okuningi