Zadanie 4
P = 49 m²
P = a²
a² = 49
a = √49
a = 7 m = 70 dm
Odp. B
Zadanie 5
5 m² = 500 dm²
1,2 ha = 120 a
0,35 km² = 350000 m²
7 mm² = 0,07 cm²
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Zadanie 4
P = 49 m²
P = a²
a² = 49
a = √49
a = 7 m = 70 dm
Odp. B
Zadanie 5
5 m² = 500 dm²
1,2 ha = 120 a
0,35 km² = 350000 m²
7 mm² = 0,07 cm²