maria wants to fence her circular kitchen garden of diameter 28.find the length of the wire she needs to purchase if she makes 6 rounds with the wire to fence her garden .also find the cost of fencing if 1 metre of wire cost is 11 rupees
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Answer:
diameter =28m
radius = diameter/2
=28/2=14m
circumference =2pie×r
=2×22/7×14
=88m
she make four rounds with wire
therefore required length = 4×88=352m
cost of fencing = 352×11=rs.3872
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