a, 2345m = .............km b, 1907m = ................km
175dm = .............m 9dm = ..................m
307cm = .............m 24cm = ................m
5432mm = ..........m 876mm = ..............m
a, 1,5km2 = ...........m2 b, 2 700 000m 2 = ..............km2
2km2 = .............ha 45 ha = ...................km2
2,5ha = .............m2 55 000 m 2 = ............ha
0,7ha = .............m2 9 000m 2 = ...............ha
Các bạn ơi m2=mét vuông
km2=ki-lô-mét vuông nhé Ahi hi
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Sinh Học lớp 12
