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Find the curved surface area (in cm2) of a right circular cylinder of diameter 21 cm and height 10 cm.
  • a)
    594
  • b)
    530
  • c)
    472
  • d)
    660
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
Find the curved surface area (in cm2) of a right circular cylinder of ...
Curved Surface area = 2πrh = 2 × 22/7 × 21/2 × 10
∴ Curved Surface area = 22 × 3 × 10 = 660 cm2
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Find the curved surface area (in cm2) of a right circular cylinder of diameter 21 cm and height 10 cm.a)594b)530c)472d)660Correct answer is option 'D'. Can you explain this answer?
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