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the curved surface area of a cylinder pillar is 246 metre square and its volume is 924 metre cube the diameter of the pillar is​

answers: 1
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Answer:

Given: Curved Surface Area of cylinder = 264m

2

Volume of cylinder = 924m

3

CSA of cylinder = 2πrh

264 = 2×

7

22

×r×h

r×h=42

h=

r

42

...(1)

Volume of cylinder = πr

2

h

924=

7

22

×r

2

×

r

42

924=

7

22

×r×42

r=

22×42

924×7

r=7m.

Radius is 7m

diameter is 14m

Height of cylinder =

7

42

=6m

115
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