Math, asked by vimalkurhade12, 3 months ago

find the cost of polishing the circular top of diameter 1.4m, of the rate of polishing is Rs20 per sq.m

Answers

Answered by SwastiPatetiya

1

Answer:

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Answered by khalsabookagency

2

Answer:

daimeter = 1.4 m

radius = d/2

area of circle=pi

= 22/ 7×0.7×0.7

=22×0.1×0.7

=1.54m square

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