Odpowiedź :
a=3
b=5
Pp=5x3=15
Pb=5x5x2+3X5x2=50+30=80
Pc=2Pp+Pb
Pc=2x15+80=30+80=110cm²
b=5
Pp=5x3=15
Pb=5x5x2+3X5x2=50+30=80
Pc=2Pp+Pb
Pc=2x15+80=30+80=110cm²