Answer:
Step-by-step explanation:
This is a unit conversion from [tex][mi^{2} ][/tex] to [tex][ha][/tex] which is done using the equivalence:
[tex]1 mi^{2}= 258.9988110336 ha[/tex]
and its done like this:
[tex]50 mi^{2}*\frac{258.9988110336 ha}{1 mi^{2} } =12949.94055 ha[/tex]