Răspunsuri

2014-04-27T13:03:52+03:00
P=l+364cm⇒l=p-364cm
p=L+3200mm⇒L=p-320cm
p=2(p-364)+2(p-320)⇒p=2p-728+2p-640⇒3p=1368⇒p=456
l=92cm
L=136cm
2 5 2