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the circumference of a circular playground is 528m find the total expenditure of repairs of the ground at the rate of Rs 1.50 per square metre (π =22/7) step by step explanation |
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Answer» Answer: 2πr= 528 2×22×r= 7 ×528 r=84m πr²= 22/7×84= 12×22=220+44= 264cm² |
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