Find the cost of fencing a circular park at the rate of ₹10 per metre. The radius of the park is 21 m.
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Find the cost of fencing a circular park at the rate of ₹10 per metre. The radius of the park is 21 m.
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Answer:
1386
Step-by-step explanation:
area of circle=pie×radius square metre
=22/7x21x21=1386
area of ciricle=1386
Cost of fencing=10×1386
=138600
hence the cost of fencing a circular park at the rate of rupess 10 is 13600 square per metre.
Step-by-step explanation:
2*(22/7*)21
=2*22*3
=132
new cost of fencing is 10 per metre
=10*132
=1320