Mensuration · Question 10 · Medium

Find the volume of a sphere of radius 21 cm. (Use π = 22/7)

  1. 38,808 cm³
  2. 5,544 cm³
  3. 19,404 cm³
  4. 29,106 cm³
Answer and explanation

Answer: A. 38,808 cm³

Explanation: Volume = (4/3)πr³ = 4/3 × 22/7 × 21 × 21 × 21 = 38,808 cm³.

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