A cylinder of height h and radius r is open at one end. Its surface…

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Mathematics JAMB 1979

A cylinder of height h and radius r is open at one end. Its surface area is

  • 2\(\pi\)rh
  • \(\pi\)r2h
  • 2\(\pi\)rh + \(\pi\)r2 checkmark
  • 2\(\pi\)rh + 2\(\pi\)r2

The correct answer is: C

Explanation

A cylinder of height h ans radius r is open at one end, its surface area is 2\(\pi\)rh + \(\pi\)r2
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