Odpowiedzi

2010-02-16T17:26:14+01:00
Pp = a x h
Pp = 10dm x 6dm
Pp =60 dm₂

Pb = 4 x o.6dm x 10
Pb = 24 dm₂

Pc = Pb + 2xPp
Pc = 24+ 2x60
Pc = 24 + 120
Pc = 144dm²


v = Pp x hg
v = 60 x 0.6
v = 36dm³