Răspunsuri

2014-10-21T17:55:29+03:00
L=16 ### P=96### L=? ### P=2(l+L) => P=2(16+L) =>96=32+2L => 2L=96-32 => 2L= 64=>L=64:2 => L=32 cm ### A= lxL => A= 16x32 => A=512 cm^2
Nu lua in seama ### , scriu depe telefon si nu pot incepe rand nou! :D