Răspuns :
Lungimea=49+26=75 M
Perimetrul =2x(l +L)
P=2x(49+75)=2x124=248 M
248-4( poarta ) x4=244x4=976 M sarma s au folosit
Perimetrul =2x(l +L)
P=2x(49+75)=2x124=248 M
248-4( poarta ) x4=244x4=976 M sarma s au folosit