A rectangular swimming pool is 9m long and its total length is 243m.find the width of the pool
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perimeter of rectangle =2(l+b)
243=2(9+b)
243=18+2b
243-18=2b
225/2=b
112.5=b
Step-by-step explanation:
area of rectangle =l x b
243=9xb
243/9=b
27 =b
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