A rectangular hall has semicircular walls on its two sides as shown if the dimensions of the rectangular portion are 12 M and 7 M calculate the area covered by the hall ..
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Total area of the hall is 122.5 m²
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area=l*b
= 12*7= 84
Therefore the area covered by the hall is 84
= 12*7= 84
Therefore the area covered by the hall is 84
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