the length and breadth of a hall are 36m and 20.8m respectively. What is the greatest length of the side of square tiles that can be laid on the floor of the hall such that no tile has to be cut?
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20
Answer:
19.3
Step-by-step explanation:
area of floor = l×b
=36×20.8
=748.8
748.8/2=374.4
and √374.4 = 19.3m
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