Răspunsuri

2014-07-04T14:10:44+03:00
V=l³=216
V=l*L*h
L*l=V:h
L*l=18
Ab=L*l=18
Al=2(L*h+l*h)
Al=2*h*(L*l)
Al=2*12*18
Al=432
At=Al+2*Ab
At=432+2*18
At=468


252 m2 este raspunsul
ai gresit tu undeva dar iti multumesc