4ha =................m2 4500mm2=..........cm2 6cm2 25m2=.....mm2 60000m2=......ha 84800m2=................ha=........m2 2ha 350m2=...............m2

$\displaystyle \begin{array}{{>{\displaystyle}l}} 4ha\ =40000m^{2}\\ 4500mm^{2} =45cm^{2}\\ 6cm^{2} \ 25mm^{2} =625mm^{2}\\ 60000m^{2} =6ha\\ 84800m^{2} =8,48ha\\ 2ha\ 350m^{2} =20350\ m^{2} \end{array}$