5. A gardener wants to fence a circular garden of diameter 21 m. Find the length of
the rope he needs to purchase, if he makes 2 rounds of fence. Also find the cost of
the rope, if it costs 4 per metre
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Answered by
4
Answer:
fence means circumference so
2.pi.r
r=21/2
2.21/2.22/7
=66m
Total cost of fencing is
=4×66
=Rs264
Answered by
4
The diameter is given so u can find out radius !! Then using 2* circumference formula we get the length of rope then multiply by 4
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