Question

The volume of a cylinder is 27720 cu, cm and its base radius is 21cm.find the curved surface area of the cylindrical vessel

Answer 1

Answer:

2637.6

Step-by-step explanation:

volume of cylinder=πrrh=27720

22÷7×21×21×h=27720

h=20

C.S.A. of cylinder=2πrh

=2×22÷7×21×20=2637.6

Answer 2

Answer:

The answer for the question is given above.