To fence a circular garden , the total cost is₹26,400 at the cost of ₹ 50 per meter . find the radius of the circle.
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Step-by-step explanation:
Area of circle * Cost per meter = Total cost
πr² * 50 = 26400
πr² = 26400/50
πr² = 528
r² = 528/π
r² = 528/22/7
r² = 528*7/22
r² = 168
∴ r = √168
= 13 m (approx.)
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