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a=4cm
b=6cm
Pp=ab=4×6=24cm²
Pb=pC-P 2 p=108-2×24=108-48=60
H=WYSOKOŚĆ
Pb=2AH+2BH
60=2×4H+2×6H
60=8H+12H
20H=60
H=60:20
H=3CM
v=abH=4×6×3=72cm³
a=4cm
b=6cm
Pp=ab=4×6=24cm²
Pb=pC-P 2 p=108-2×24=108-48=60
H=WYSOKOŚĆ
Pb=2AH+2BH
60=2×4H+2×6H
60=8H+12H
20H=60
H=60:20
H=3CM
v=abH=4×6×3=72cm³