How much fence (in meter) will be needed to enclose a rectangular field that is 600 cm wide and 3000 cm long?
Solution
Correct Answer: Option A
length= 3000 cm =3000/100=30 meter
wide =600/100 cm=6 meter
so, preimeter=2(wide+length)=2(30+6)=72 m
so ,72 meter will be needed to enclose a rectangular field
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