Cotangens - Gukusanya Ibikoresho Byo Hanze Mugihe cyicyorezo cyicyorezo, ibikorwa byumuganda byahindutse cyane hanze. CoTangens ni umuryango wibikoresho byatewe niyi mpinduka, bizana ubwiza, ihumure, hamwe nibikorwa byimbere mu nzu izuba. Kubantu kugiti cyabo hamwe nabaturage kimwe, hamwe nimico ikomeye nyamara impinduka zidashira. Imiterere yubwubatsi ituma ihuza ibidukikije byose idahinduye ambiance yayo. Ubwenge bwubwenge butuma buhuza nibintu byose hanze. Niyerekana kandi ibikoresho bishya birambye byateye imbere.
Izina ry'umushinga : Cotangens, Izina ryabashushanya : Sara Kele, Izina ry'abakiriya : Sarakele Studio.
Igishushanyo cyiza nuwatsindiye ibihembo byubushakashatsi mumarushanwa yo gupakira. Ugomba rwose kubona ibihembo byatsindiye abashushanya ibishushanyo mbonera bya portfolio kugirango umenye ibindi byinshi bishya, bishya, byumwimerere kandi bihanga ibikoresho byo gupakira.