Pp=4cmx5cmx2=40cm²
Pb=4cmx6cmx2+5cmx6cmx2=48cm²+60cm²=108cm²
Pc=40cm²+108cm²=148cm²
liczę na naj ;d .
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Pp=4cmx5cmx2=40cm²
Pb=4cmx6cmx2+5cmx6cmx2=48cm²+60cm²=108cm²
Pc=40cm²+108cm²=148cm²
liczę na naj ;d .