Ukuwela: Inani eliphakeme I Heptagon Demeter
Qhubeka ufunde: Inani eliphakeme, I-Heptagon, Demeter.
I-Dimitra ikhombisa ukukhuliswa okuhle nokuziphatha okuhle. 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