jezeli pole o powierzchni 3km 2 podzelono na 15 dzialek to:
a) ile ha ma 1 dzialka
b) ile arow ma 1 dzialka?
prosze pomocy!!
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powinno byc :D ale to szczegół ;d
= 3000000
3 000 000 : 15 = 200 000
1Ha = 10 000
200 000 =20Ha
1a=100
200 000 =200a
3 km2 : 15 = 0,2 km2
1 km2 = 100 ha
1 km2 = 10 000 ar
a)
0,2 km2 = 0,2 x 100 ha = 20 ha
b)
0,2 km2 = 0,2 x 10 000 ar = 2 000 ar