the centre of a school is 18 M long and 12.5 M wide.a carpet is to be laid on the floor leaving a strip 50cm wide near the walls,un covered.find the area of the carpet and also the uncovered portion?
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L=18m , B= 12.5m
area of the rectangle = l×b
=18×12.5
=225m
1 m= 100cm
225cm= 225×100
=22500 cm
leaving a strip = 22500÷50
=450 ans
area of the rectangle = l×b
=18×12.5
=225m
1 m= 100cm
225cm= 225×100
=22500 cm
leaving a strip = 22500÷50
=450 ans
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