Răspuns :
p=l+l+L+L
P=2L+2l=356
2(L+l)=356
L+l=178
L=25+2l
25+2l+l=178
3l=178-25
3l=153
l=153:3
l=51
L=25+2*51
L=25+102
L=127
P=2L+2l=356
2(L+l)=356
L+l=178
L=25+2l
25+2l+l=178
3l=178-25
3l=153
l=153:3
l=51
L=25+2*51
L=25+102
L=127
l=latimea
perimetrul=2l+2(2l+25)=6l+50=356 6l=306
l=306/6
l=51 latimea
2*51+25=102+25=127 lungimea
perimetrul=2l+2(2l+25)=6l+50=356 6l=306
l=306/6
l=51 latimea
2*51+25=102+25=127 lungimea