Civil Service Exam Reviewer · Measurement and Geometry · hard
What is the volume of a sphere with a radius of 9 cm? (π = 3.14)
- 1,017.36 cm³
- 2,289.06 cm³
- 3,052.08 cm³
- 339.12 cm³
Answer
C. 3,052.08 cm³
Solution
V = (4/3)πr³ = (4/3) × 3.14 × 9³ = 3,052.08 cm³.
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