A centimetre is a unit of length. A square metre is a unit of area. The two units are therefore incompatible.
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1 meter = 100 cm 1 square meter = 100 x 100 = 10000 sq cm 25 sq meter = 25 x 10000 sq cm Each tile is 25 sq cm Therefore number of tile required = (25 x 10000)/25 = 10000 tiles
0.12*100*100 = 1200 sq cm.
1 sq meter = 100cm x 100 cm = 10000 sq cm 9 sq meters = 90,000 sq cm Ans: 90,000 squares
1 foot = 30.48 cm = 0.3048 meter 1 meter = 1/0.3048 feet 1 sq meter = (1/0.3048) x (1/0.3048) feet
20cm *10cm = 0.2m *0.1m = 0.02 sq metres.