Răspuns :
L=8hm=800m
l=L+200m=1000m
P=2(L+l)=2*1800m=3600m=3,6*10^3m=3,6*10^5cm=3,6*10^9μm=3,6km=0,0036Mm
*inseamna inmultit
^inseamna la puterea
l=L+200m=1000m
P=2(L+l)=2*1800m=3600m=3,6*10^3m=3,6*10^5cm=3,6*10^9μm=3,6km=0,0036Mm
*inseamna inmultit
^inseamna la puterea