find the cost of polishing a circular table of diameter 1.2 m ,if the rate of polishing is Rs.15 per sq metre
Answers
Answered by
3
Answer:
To calculate the cost of polishing of circular table, we have to calculate its area first of all.Here, Given diameter of the circular table-top = 1.6 m. Hence, r = 0.8 m
Area = π r2
= 3.14 × 0.8 × 0.8 = 2.0096 sq m
Cost of polishing = Rate × Area
= Rs 15 × 2.0096 = Rs 30.144
Step-by-step explanation:
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Answered by
0
Answer:
area of circle
Step-by-step explanation:
πr^2
22/7×0.8×0.8
30.1714285714
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