a rectangular hall measuring 24m * 16m is surrounded by a verandah 1.5m wide . area of the verandah is
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Step-by-step explanation:
area of hall = l×b
= 24×16
= 384m²
area of rectangular hall including verandah = (l+1.5)×(b+1.5)
= (24+1.5)(16+1.5)
= 25.5 × 17.5
= 446.25m²
area of verandah = 446.25 - 384
= 62.25m²
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answer= 62.25
explanation:
area of hall=24*16
=384
sides including verandah=24+1.5 and 16+1.5
area including verandah=25.5*17.5
=446.25
actual area of verandah=area including verandah-area of hall
= 446.25-62.25
=62.25
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