Kwambuka: Impinga Semi hexagon Wibande
Soma: Impinga, Semi-hexagon, Wibande.
Urugo rwerekana aho nuburyo dushobora kwerekeza imbaraga zacu, kugirango tugere kubisubizo byiza bishoboka. Vertex cyangwa Vertex yerekana aho nuburyo imbaraga zabaye mubuzima bwambere zizagaragara muri ubu buzima. Urwanira ibyo bibazo, ariko kugeza aho bigeze. Ukunda imbaraga, ariko ntabwo ukunda imbaraga. Kuberako ushobora kuba wemera, kandi birashoboka cyane, ko bidakwiye. Ibindi