Inyabutatu - 4 PC.
Quadrangle - PC 3.
Pentagon - PC 5.
Hexagon - pc 2.
Ingurube (Uruziga ruringaniye - kuri spiral) -
6 birananirana. mu mpeta
1 umurongo: Ongeraho kuri buri loop (inshuro 6) = 12t.,
2 Umurongo: 1 birananirana. Icyapa (inshuro 6) = 18 tbsp.,
Imirongo 3: 2 irananirana. Icyapa (inshuro 6) = 24 Tbsp.,
4 Umurongo: 3 birananirana. Icyapa (inshuro 6) = 30 tbsp.
Amatwi (kuboha spiral)
6 birananirana. mu mpeta
1 umurongo: Birashoboka, SBS 4., Birashoboka = 8 tbsp.,
2 Umurongo: 2 Wongeyeho, Kunanirwa 4, 2 Ongeraho = 12T.,
Imirongo 3: 1 birananirana. Icyapa (inshuro 2), 4 birananirana, 1sbn. Icyapa (inshuro 2) = 16 tbsp.,
4 Umurongo: 2 birananirana. Icyapa (inshuro 2), 4 birananirana, kunanirwa 2. Icyapa (inshuro 2) = 20 tbsp.,
5 Umurongo: 3 birananirana. Icyapa (inshuro 2), 4 birananirana, 3 birananirana. Icyapa (inshuro 2) = 24 Tbsp.,
6 Umurongo: 24 birananirana,
Imirongo 7: 24 birananirana.
Umurizo:
Ihambire urunigi rwa 16 vp.,
Kuzenguruka kuboha kugirango urebe kuri buri loop ya 2 yananiwe.
