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Find the correct to two decimal places, the volume of a sphere whose radius is...

Mathematics
WAEC 2022

Find the correct to two decimal places, the volume of a sphere whose radius is 3cm. [Take π = \(\frac{22}{7}\)]

  • A. 72.57cm\(^3\)
  • B. 88.12cm\(^3\)
  • C. 10529cm\(^3\)
  • D. 113.14cm\(^3\)
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Correct Answer: Option D
Explanation

Volume of sphere =  \(\frac{4πr^3}{3}\) →   \(\frac{4 x 22  x 3^3}{3}\)

=  \(\frac{792}{7}\)

= 113.14cm\(^3\)


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