![](https://rs.olm.vn/images/avt/0.png?1311)
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)
![](https://rs.olm.vn/images/avt/0.png?1311)
8002007m2 = 8 km2 2007m2
512600m2 = 51hm2 26dam2
230060dam2 = 23km2 60dam2
9465m2 = 94dam2 65m2
450000dam2 = 45km2
![](https://rs.olm.vn/images/avt/0.png?1311)
9 dam2 = 900m2
18m2= 1800dm2
17km2 = 170000 dam2
5m2 7dm2= 50700cm2
4km2 107dam2= 40107dam2
2/5km2= 400000 m2
480000cm2= 48m2
1800000mm2= 180 dm2
9000000m2= 9 km2
46000cm2= 4 m2 60 dm2
907000dam2= 90 km2 7000 dam2
3 4/5km2= 3 km2 8 hm2
9 dam2 = 900m2
18m2= 1800dm2
17km2 = 170000 dam2
5m2 7dm2= 50700cm2
4km2 107dam2= 40107dam2
2/5km2= 400000 m2
480000cm2= 48m2
1800000mm2= 180 dm2
9000000m2= 9 km2
46000cm2= 4 m2 60 dm2
907000dam2= 90 km2 7000 dam2
3 4/5km2= 3 km2 8 hm2
![](https://rs.olm.vn/images/avt/0.png?1311)
7 dam2 9m2 > 79 m2 12 km2 124 dam2 > 1264 dam2
450 hm2 > 35 km2 1 3/4kg > 1705g
1/4 km2 = 25 ha 7 m254 dm2 = 754 dm2
![](https://rs.olm.vn/images/avt/0.png?1311)
k m 2 |
h
m
2
|
d a m 2 | m 2 | d m 2 | c m 2 | m m 2 |
1 k m 2 =100 h m 2 | 1 h m 2 = 100 d a m 2 = 0,01 k m 2 | 1 d a m 2 = 100 m 2 = 0,01 h m 2 | 1 m 2 =100 m 2 =0,01 d a m 2 | 1
d
m
2
= 100
c
m
2
= 0,01
m
2
|
1 c m 2 = 1000 m m 2 = 0,01 d m 2 | 1 m m 2 = 0,01 c m 2 |
Chú ý : Khi đo diện tích ruộng đất người ta còn dùng đơn vị héc-ta (ha)
1ha = 10000 m 2
![](https://rs.olm.vn/images/avt/0.png?1311)
18 hm 45dam2= 1845 dam2 16km2 315hm2= 163,15 km2 35tấn = 35000 kg 62dam2 45dm2= 62,0045 dam2 90kg= 0,09 tấn
![](https://rs.olm.vn/images/avt/0.png?1311)
Cho hỏi là 236901=.................m2.................dm2 vậy ạ
![](https://rs.olm.vn/images/avt/0.png?1311)
a) 6km2 23456m2 = 6km2 23hm2 45dam2 6m2 = 6,23456km2
b) 5km2 246dam2 = 5km2 24hm2 6dam2 = 5,246km2
c) 57932cm2 = 5m2 79dm2 32cm2 = 5,7932m2
d) 5,405m2 = 5m2 40dm2 5 cm2 = 54050cm2 = 540,5dm2
\(3km^2\) \(4cm^2=30000,000002dam^2\)
\(13hm^2\) \(24dm^2=1300,0024dam^2\)