a hall is 23 m long and 17m wide .A carpet is 17m long and 9m wide is laid in the hall find the area of the floor left uncovered by the carpet
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Step-by-step explanation:
area of hall = l×b
23×17=391m²
area of carpet =l×b
17×9=153m²
area left uncovered =area of hall - area of carpet
= 391-153
=238m²
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