the cost of fencing a circular field at the rate of rupees 15 per meter is rupees 990. find the radius of the field
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Step-by-step explanation:
Circumference of the field
= 990 ÷ 15 = 66 m
= 2πr
=> 2 × 22/7 × r = 66 m
=> r = 66/2 × 7/22
=> 10.5 m
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