Math, asked by samuelchristopher134, 3 months ago

curved surface area of a cylinder with diameter 21 and height 3cm

Answers

Answered by XxitsmrseenuxX

9

Answer:

=396sq.cm

Step-by-step explanation:

Pillar is in the form of a cylinder.

Curved Surface area of pillar=2πrh

where r=21cm and h=3cm

Curved Surface area of pillar=2× 22/7×21×3

=396sq.cm

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