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the area of circular play ground is 22176 CM² . Find the cost of fencing this ground at the rate of rupees 50 per meter |
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Answer» Given: The area of a circular playground =A=22176m 2 .To find out:The cost of fencing the ground at the RATE of RS 50/m.Solution:The radius of the ground =r= πA = 2222176 ×7 m=84 m.∴ The circumference =C=2πr=2× 722 ×84 m=528 m.Now, the length of the fence = The length of the circumference.∴ The cost of fencing the ground at the rate of Rs 50/m=Rs 528×50=Rs 26400Explanation:Mark me BRILENT bro |
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