Răspuns:
Explicație pas cu pas:
x=latimea
a) 16000=800x
x=20m
b) 160 dam2=16000m2
16000=800x
x=20m
c) 24 ha = 240000m2
240000=800x
x=300m
d)800 ari = 800 m2
800=800x
x=1m
e)0.005 km2 = 0.5 ha= 5000m2
5000=800x
x=50/8=25/4=6.25m
f) 542 000 dm2 = 5420 m2
5420 =800x
x=5420/800 = 6.775m
g) 0.7 ha = 7000m2
7000=800x
x=70/8=35/4=8.75m