Kalkulesen bilong ol 'rafters'.

Kalkulesen bilong sais na angle bilong ol 'rafter'

Plis soim ol mak yu laikim long milimita

X - bikpela bilong haus
Y - antap bilong rup
C - sais bilong hangamap
Z - longwe long arere bilong bod i go long stat bilong katim
B - Brait bilong 'rafter'

referens

Sapos i no gat ol 'rafters', ol i no inap wokim rup.
Wantaim wanpela 'gable roof structure', em i gutpela long skelim ol sais bilong ol 'rafters', ol 'cut angle' na ol 'groove'.
Program bilong kalkulesen bilong ol 'rafter' em ol i wokim bilong dispela.
Ol i skelim long bikpela bilong haus, longpela bilong en stat long stat i go long arere bilong rup na bikpela bilong 'overhang', longpela bilong ol 'rafters' na longwe bilong 'groove'.
Program bai droim tu piksa bilong ol 'rafters' wantaim ol mak bilong en. Dispela bai helpim tru ol lain husat i tingting long wokim ol 'rafters' wantaim han bilong ol yet.