KASEM SAVE LONG ANSAOlsem wanem oli kalkuletem hemia?
US valiu i yusum feet blong longfala mo waed mo ins blong dip. Metric valiu i yusum mita mo sentimita. Risal i gat ekstra westij we yu jusum.
Volium blong rectangle concreteVolium = longfala × waed × dip × (1 + westij %)
Wan praktikol eksampol
Wan slab blong 20 × 12 ft we i 4 ins dip i gat bes volium blong klosap 2.96 cubic yard bifo westij.