Question

Find the cost of polishing a circular. table top of diameter 64m If the rate of polishing is Z 30/m2.​

Answer 1

Answer:

Given diameter of table (circular) =1.6m

radius =0.8m

area of circle = πr

2

=3.14×0.64=2.0096m

2

Now rate of polishing per meter square =15Rs

Cost of polishing table top = 15×2.0096

cost = 30.14m

2