Răspunsuri

2014-05-05T13:12:26+03:00
X marimea lungimii initiala
y     "          latimii      "

x+1=y+3    x-y=2   x=y+2
2(x+1)+2(y+3)=32 2X+2Y=32-8=24   x+y=12

y+2+y=12
2y=10
y=5
x=7

P=2x5+2x7=24 cm

a VII a
si ajunsa acasa
nu inca
cand vine anuntama
zi intrebarea