Răspuns :
2L+2l=264
L=l+36
2(l+36)+2l=2l+72+2l=4l+72
4l+72=264
4l=192
l=48 cm
L=48+36=84 cm
L=l+36
2(l+36)+2l=2l+72+2l=4l+72
4l+72=264
4l=192
l=48 cm
L=48+36=84 cm
P=2L+2l=264
L=l+36
2x(l+36) +2xl=264
2xl+ 2x36+2xl=264
4xl+72=264
4xl=264-72
4xl=192
l=192:4
l=48 =>L=48+36=84
L=l+36
2x(l+36) +2xl=264
2xl+ 2x36+2xl=264
4xl+72=264
4xl=264-72
4xl=192
l=192:4
l=48 =>L=48+36=84