Dimensions 71344

How many tiles are needed to cover the bathroom floor, which has the shape of a rectangle measuring 4 m and 25 dm? The tiles are square with dimensions of 10 cm.

Correct answer:

n =  1000

Step-by-step explanation:

a=4 m cm=4 100  cm=400 cm b=25 dm cm=25 10  cm=250 cm d=10 cm  n1=a/d=400/10=40 n2=b/d=250/10=25  S=a b n=n1 n2=40 25=1000

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