ile arow ma pole kukurydzy o wymiarach 60m na 1,2km?
1,2km = 1,2 * 1000m = 1200m
P = 60m * 1200m
P = 72 000m^2
1a = 100m^2
P = (72 000 : 100)a = 720a ---- odpwoiedx
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1,2km = 1,2 * 1000m = 1200m
P = 60m * 1200m
P = 72 000m^2
1a = 100m^2
P = (72 000 : 100)a = 720a ---- odpwoiedx