Civil Service Exam Reviewer · Measurement and Geometry · hard
A cylindrical water tank has a radius of 80 cm and a height of 90 cm. How many liters can it hold? (π = 3.14, 1 L = 1000 cm³)
- 1,808.64 L
- 1,808,640 L
- 45.22 L
- 7,234.56 L
Answer
A. 1,808.64 L
Solution
V = πr²h = 3.14 × 80² × 90 = 1,808,640 cm³ = 1,808.64 L.
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