Question

5. Find the cost of polishing a circular table top of diameter 3m, if the rate of polish ₹ 25 per metre square.​

Answer 1

Answer:

radius=diameter/2

=3/2

area of circle=πr²

22/7 ×3/2 ×3/2

22/7 × 9/4

7.07m²

cost=rate×area

7.07×25

176.75Rs

you can write it as 177rs approximately

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