Răspunsuri

2014-06-09T19:04:29+03:00
L-1/5*L=20/5=4 cm
P=2(L+l)=2(20+4)=48
h=1/5*P=48/5
V=A*h=Llh=20*4*48/5=837 cm³
2014-06-09T19:10:25+03:00
L-1/5*L=20/5=4 cmP=2(L+l)=2(20+4)=48h=1/5*
P=48/5V=A*
h=Llh=20*4*48/5=837 cm³