Wpisz odpowiednie liczby :
a) 5 cm 2 =......................mm 2
23 cm 2 = ........................ mm 2
0,5 cm 2 = ........................ mm 2
b) 4 dm 2 = .....................cm 2
66 dm 2 = .................... cm 2
0,5 dm 2=.....................cm 2
c) 6 m 2 = ...................cm 2
78 m 2 =...................cm 2
0,5 m 2 = ................ cm 2
d) 7 km 2 = ...........m 2
90 km 2 = ............... m 2
0,5 km 2=................m 2
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a) 500, 2300, 50
b)400, 6600, 50
c)60000, 780000, 5000
d)7000000,90000000,500000
Liczę na naj :)
a)
---> 1 cm^2 = 100 mm^2
5 cm 2 = 500 mm 2
23 cm 2 = 2 300 mm 2
0,5 cm 2 = 50 mm 2
b)
---> 1 dm^2 = 100 cm^2
4 dm 2 = 400 cm 2
66 dm 2 = 6 600 cm 2
0,5 dm 2= 50 cm 2
c)
---> 1 m^2 = 10 000 cm^2
6 m 2 = 60 000 cm 2
78 m 2 = 780 000 cm 2
0,5 m 2 = 5 000 cm 2
d)
---> 1 km^2 = 1 000 000 m^2
7 km 2 = 7 000 000 m 2
90 km 2 = 90 000 000 m 2
0,5 km 2= 500 000 m 2