Ответ:
Р=ah+ab+bc+cd+ed+ef+fg+hg
cd=hg-ab+ef=2dm
P=9+10+9+5+4+2+4+3=47 dm=470 cm
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Ответ:
Р=ah+ab+bc+cd+ed+ef+fg+hg
cd=hg-ab+ef=2dm
P=9+10+9+5+4+2+4+3=47 dm=470 cm