Berechne die Fläche des Rechtecks 1

Trage die richtigen Ergebnisse ein.
Längen Fläche Längen Fläche Längen Fläche
a = 1 cm; b = 2 cm cm² a = 3 cm; b = 2 cm cm² a = 4 cm; b = 2 cm cm²
a = 1,5 cm; b = 2 cm cm² a = 3,4 cm; b = 2 cm cm² a = 4,2 cm; b = 2 cm cm²
a = 5 cm; b = 2 cm cm² a = 3 cm; b = 7 cm cm² a = 4 cm; b = 8 cm cm²
a = 9 cm; b = 2 cm cm² a = 5 cm; b = 11 cm m² a = 8 cm; b = 5 cm dm²
a = 9 cm; b = 8 cm mm² a = 5 cm; b = 12 cm mm² a = 5 cm; b = 20 cm mm²

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