rektangel...area=leng*wide=59
if square, leng=wide=root(59)=7.681145748
rim leng=4*7.6811...=30.72458299 (minimum for all rektangels)
pik NE positiv, nonzero number for leng, then get wide
zampel...if leng=2, wide=59/2=29.5
then, rim leng=2*2 + 2*29.5=2*(29.5+2)=2*(31.5)=63