Atswere lɛ he akɔntaabuu kɛ 90 sɛɛkuu°
Ofainɛ tsɔɔmɔ bɔ ni ataoɔ lɛ yɛ milimita mli
X - ŋwɛi ŋta ni atsɛ̃rɛ̃ lɛ baahe lɛ sɛɛ tsɛlɛ
Y - ŋwɛi ŋsɔɔdo kɛjɛ klɛŋklɛŋ tsũ lɛ shikpɔŋ lɛ nɔ kɛyashi tsũ ni ji enyɔ lɛ shikpɔŋ lɛ nɔ
E - Atswere lɛlɛ
F - Atsɛ̃rɛ̃i ni hoɔ
Z - Step ŋmɔlɔ
C - yibɔ ni yɔɔ fãi lɛ fɛɛ amli
P - Gbɛjianɔtoi ayibɔ + shwɛmɔhe
Akɔntaabuu ni kɔɔ atswere ni tsɔɔ ŋwɛi lɛ he lɛ mli wa fioo fe atswere ni ja lɛ he akɔntaabuu.
Akɛ fɔmula ni damɔ atswere lɛ kɛlɛ nɔ buɔ atswere hejɔɔmɔ he akɔntaa.
Mɔ ko nyiɛmɔ sɛɛ tsɛɔ kɛjɛɔ 60 kɛyashi 66 cm, ni kɛ aja mli lɛ, eshɛɔ 63 cm.
Atswere ni hi jogbaŋŋ lɛ kɛ fɔmula lɛ kpãa gbee: 2 step heights + step mlibotemɔ = 63±3 cm.
Nɔ ni hi fe fɛɛ ni atsɛ̃rɛ̃ lɛ nɔ tsɔɔ ji kɛjɛ 30° kɛyashi 40°.
Esa akɛ atswere lɛ mli ŋwɛi ŋta lɛ mlibotemɔ lɛ kɛ tokota lɛ dalɛ 45 lɛ akpã gbee - esaaa akɛ eshɛɛɛ 28-30 cm.
Abaanyɛ awo bɔ ni mli kwɔ ha lɛ he nyɔmɔ kɛtsɔ step lɛ ni ejieɔ lɛ kpo lɛ nɔ.
Esa akɛ ŋwɛi ŋta lɛ ŋwɛi ŋta lɛ ashɛ 20-25 cm.
Obaanyɛ onine ashɛ atswele ni tsɔɔ ehe lɛ nɔ hu kɛtsɔ kpoku lɛ ŋwɛi ŋta ni oootsake lɛ nɔ.
Gbɛjianɔtoo lɛ baafee mfoniri ni kɔɔ atswere ko ni tsɔɔ ehe kɛ egbɛjianɔtoi titrii lɛ ahe.
Nibii ni atɛŋ lɛ tsɔɔ bɔ ni atswere lɛ dalɛ ji, bɔ ni atswele lɛ yiteŋ okadii ni yɔɔ kpãai lɛ anɔ lɛ, atswere lɛ koŋji kɛ atswere lɛ diɛŋtsɛ dalɛ titri lɛ.