Leḥsab n temnaḍt n yiderɣalen deg tlemmast n uxxam.

Leḥsab n umḍan n tɣawsiwin i temnaḍt taderɣalt

P - Perimetr n uxxam.
W - Tehri n temnaḍt taderɣalt.
U - Amḍan n tɣemmar n berra n temnaḍt n yiderɣalen.
G - Amḍan n tɣemmar n daxel n temnaḍt n yiderɣalen.

T - Geotekstil.
A - Tazmert n useǧhed.
B - Adɣaɣ n Curb.
C - Axeddim n lqaɛa.
H - Taḥemla n waman.

D - Tiɣzi n uẓru n tmeẓdiyin.
E - Tiɣzi n beṭun.
F - Tiɣzi n uẓeḍḍa.
M - Tiɣzi n usu n tẓegwa.
K - Tiɣzi n tmeẓẓuɣt n lḥemla.

Tizemmar n wahil.

Asenqed n temnaḍt n temnaḍt n yiderɣalen.
Leḥsab n tɣawsiwin ilaqen i temnaḍt n yiderɣalen.