Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
![](https://rs.olm.vn/images/avt/0.png?1311)
k m 2h m 2
d a m 2m 2d m 2c m 2m m 21 k m 2 =100 h m 21 h m 2 = 100 d a m 2 = 0,01 k m 21 d a m 2 = 100 m 2 = 0,01 h m 21 m 2 =100 m 2 =0,01 d a m 21 d m 2 = 100 c m 2 = 0,01 m 2
1 c m 2 = 1000 m m 2 = 0,01 d m 21 m m 2 = 0,01 c m 2
![](https://rs.olm.vn/images/avt/0.png?1311)
7/10 ha = 7000 m2
5/4 km2 = 125 ha
3/100 ha = 300 m2
4/5 km2 = 800 000 m2
\(\dfrac{7}{10}\)ha = 7000 m2 \(\dfrac{5}{4}\)km2 = 125 ha
\(\dfrac{3}{100}\)ha = 300 m2 \(\dfrac{4}{5}\)km2 = 800000 m2
![](https://rs.olm.vn/images/avt/0.png?1311)
1km2
12,5km2
0,189km2
14,63km2
0,046km2
0,013009km2
0,0098km2
0,9084km2
0,0034km2
7,658321km2
![](https://rs.olm.vn/images/avt/0.png?1311)
a) 0,508 km2 = 50 ha 8000 m2 b) 71800 dam2 500dm2 = 718 ha 5 m2 c) 801 m2 350 cm2 = 8,01035 dam2 d) 601 ha 18 m2 = 6010,18 dam2 e) 901,105 ha = 9 km2 11050 m2
![](https://rs.olm.vn/images/avt/0.png?1311)
\(\frac{3}{10}\)ha=..3000..m2
\(\frac{1}{5}\)ha=...2000..m2
60000m2=.....6...ha
67000ha =..670.....km2
\(\frac{3}{10}\) km2 =...30...ha
\(\frac{2}{5}\) km2=....40...ha
![](https://rs.olm.vn/images/avt/0.png?1311)
\(12000hm^2=120km^2\)
\(12m^29dm^2=1209dm^2\)
\(\dfrac{1}{10}km^2=10ha\)
\(\dfrac{3}{4}km^2=75ha\)
\(1800ha=18km^2\)
\(\dfrac{1}{2}ha=5000m^2\)
![](https://rs.olm.vn/images/avt/0.png?1311)
a) 0,00356
b) 17,08
c) 0,14
d) 4,07
e) 90
f) 53200
g) 79,85
h) 1,2305
![](https://rs.olm.vn/images/avt/0.png?1311)
A. 1654 m 2 = 0,1654ha
B. 5000 m 2 = 0,5ha
C. 2 ha = 0,02 k m 2
D. 15 ha = 0,15 k m 2
8020m
70ha
2500m2
730dm2
343400cm2
8020000m2
700000m2
77100m2