Odpowiedzi

2010-01-25T18:35:18+01:00
D = ?
v = ?
m = 5 [kg] = 5000 [g]
a = 3 [cm]
b = 25 [cm]
c = 1,2 [m] = 120 [cm]

v = a*b*c
v = 3*25*120
v = 9000 [cm³]

d = m/v
d = 5000/9000
d = 0,55 [g/cm³]
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