Find the cost of fencing a circular field of diameter 14m . At the rate of 25per meter?
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ur sol
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Answer:
Diameter = 14m
Radius =14 m => 7 m
2
Circumference of the circular field = 2πr
= 2× 22 × 7
7
= 44×7
7
= 308 => 44m
7
Cost of fencing 1 m field= ₹ 25
Cost of fencing 44m field =₹25×44
= ₹1100
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