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The volume of a cylinder is 1200cm3 and the area of its base is 150cm2....

Mathematics
WAEC 2007

The volume of a cylinder is 1200cm3 and the area of its base is 150cm2. Find the height of the cylinder.

  • A. 80.00cm
  • B. 8.00cm
  • C. 0.80cm
  • D. 0.08cm
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Correct Answer: Option B
Explanation

Vol. of cylinder = \(\pi r^2h\) = 1200cm2

Area of base = \(\pi^2\) = 150cm2

h = \(\frac{\pi r^2}{\pi r^2} = \frac{1200}{150}\)

= 8.00cm


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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC offline past questions - with all answers and explanations in one app - Download for free
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
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