Odpowiedź :
Vprostopadłoscianu = a * b * c ( krawędzie/wymiary)
Wymiary = 0.4m x 2dm x 100mm
0.4m = 40cm =4dm
2dm = 20cm = 2dm
100mm = 10cm = 1dm
Wymiary w dm: 4dm x 2dm x 1dm
V= 4dm • 2dm • 1dm = 8dm3
Wymiary = 0.4m x 2dm x 100mm
0.4m = 40cm =4dm
2dm = 20cm = 2dm
100mm = 10cm = 1dm
Wymiary w dm: 4dm x 2dm x 1dm
V= 4dm • 2dm • 1dm = 8dm3