A cylindrical pillar is 1 m in diameter and 4.2 m in height. Find the cost of white washing the curved surface of pillar at the rate of₹15per m sq.
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Step-by-step explanation:
r=0.5
h=4.2
csa=2×22/7×r×h
=2×22/7×0.5×4.2
=13.2
total cost=15× csa
=198
Answered by
0
Answer:
r=0.5
h=4.2
csa=2×22/7×r×h
=2×22/7×0.5×4.2
=13.2
total cost=15× csa
=198
Step-by-step explanation:
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