Geometry and TrigonometryMediumHeight of a cylinder from its volume
Geometry and Trigonometry practice question
A cylinder has a volume of 100π cubic units and a radius of 5 units. What is its height?
Answer: 4
πr²h = 100π gives 25h = 100, so h = 4.
Common wrong answers
- If you answered 2
- 2 divides 100 by 50.
- If you answered 10
- 10 halves 20.
- If you answered 20
- 20 divides 100 by 5 instead of 25.
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