0,006dam2=..........dm2
0,006dam2 = ....dm2
0,006dam2 = .....dm2
53 dm2 26 cm2 = dm2 48 dm2 95 dm2 = dm2
12 ha =................., 2500 dm2 =.............., 140000 cm2 =.................., 8 m2 26 dm2 =...................., 20 m2 4 dm2=.............
5 km2 =................, 90000 dm2 =..............., 1070000 cm2 =...................,45 dm2=..................., 7 m2 7 dm2 =.....................
35 dm2 = ………cm2 30 dm2 56 cm2 = …..cm2 8 dm2 9 cm2 = ……..cm2 23 m2 = ……….dm2 | 3m2 5 dm2 = ……..dm2 1 m2 4 cm2 = ………cm2 6300 dm 2 = ……….m2 1 m2 4 dm2 = ………cm2 | 4000 cm2 = ….. dm2 1800dm2 40000 cm2 = ……m2 1070000 cm2 = ………m2 7m2 200 cm2 = ……dm2 |
a 125000cm2 = ..............m2
b 8dm2 413cm2=.....................dm2
c 0,00176m2= ..........................dm2
d10,419m2 =..............m2 ...................dm2
e 9,145dm2 =..........................m2
g 11/5 dm2 =...........................m2
h 8m2 7230cm2 =................................m2
6km2 23456m2=.......km2....hm2..........dam2=..........m2......................km2
5km2 246dam2=.........km2..........hm2..............dam2=,,,,,,,,,,,m2............km2
57932cm2=.........m2................dm2.........cm2=....m2
5,405m2=....m2........................dm2..........cm2................cm2=...............dm2
37805cm2=......m2........dm2.........cm2=..........m2
57950cm2=..............m2.............dm2...................cm2=...........dm2
Diện tích của một hình tròn có đường kính 6dm là
A. 113,04 dm2 B. 18,84 dm2 C. 28,26 dm2 D. 9,42 dm2