Răspuns :
P=784
P=2l+2L
L=l+102
2l+2(l+102)=784
2l+2l+204=784
4l=784-204
4l=580
l=580:4
l=145
L=145+102
L=247
v: 145+145+247+247=784
P=2l+2L
L=l+102
2l+2(l+102)=784
2l+2l+204=784
4l=784-204
4l=580
l=580:4
l=145
L=145+102
L=247
v: 145+145+247+247=784
P=784
P=2l+2L
L=l+102
2l+2(l+102)=784
2l+2l+204=784
4l=784-204
4l=580
l=580:4
l=145
L=145+102
l=247
P=2l+2L
L=l+102
2l+2(l+102)=784
2l+2l+204=784
4l=784-204
4l=580
l=580:4
l=145
L=145+102
l=247