Răspunsuri

2014-03-14T14:46:52+02:00
Prim dreptunghi=l+l+L+L=156
l=L-18
L-18+L-18+L+L=156
4L=156+18+18
4L=192
L=48

l=L-18
l=48-18
l=30
52 4 52