Xisaabinta dedan oo si picket xayndaabka
Ku qor cabbir loo baahan yahay in mm
H - height ugu yar ee deedka ku
Y - height ugu badan ee teed
X - masaafada u dhexeysa xarumaha of biraha dibadda
Z - width ee dhul- deedka ku
K - Number of dhul- qaybta
D - Masaafada u dhaxaysa biraha ah
Haddii sarajooggiisuna
Y > H
Haddii sarajooggiisuna
Y < H