Question

circumference of the base of a cylinder open at the top is 132 CM in the form of radius and height of the cylinder is 41 cm find the cost of polishing the outer and is of cylinder at the rate of rupees 10 per square metre​

Answer 1

Step-by-step explanation:

Here given Circumference of the base of a cylinder open at the top is 132cm. r=132/2π=21. The sum of the radius and height of the cylinder is 41cm.

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Answer 2

Answer:

Ruppes 23,81,280

Step-by-step explanation:

Circumference =2πr

132=2*22/7*r

r=132*7/22*2

r=42cm

CSA=2πrh

CSA=2*22/7*42*41

CSA=238128cm^²

10rupees per cm^²

total cost=238128*10=2381280