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V=a³=5³=125
Pole=6a²=6*5²=150
prostopadl
v=a*b*H=6*9*12=648
Pole=2ab+2AH+2bH=2*6*9+2*6*12+2*9*12=108+144+216=468
V sześcianu= 5*5*5=125cm sześciennych
P prostopadłościanu=6*9*2+12*9*2+12*6*2=468
V prostopadłoćianu= 6*9*12=648
P=6a²
P=6*5²
P=150cm²
V=a³
V=5³
V=125cm³
Prostopadłościan
V=6*9*12
V=648cm³
Pp=6*9
Pp=54cm²
Pb₁=6*12
Pb₁=72cm²
Pb₂=9*12
Pb₂=108cm²
Pc=108*2+72*2+54*2
Pc=216+144+108
Pc=468cm²