Mathematics · Mensuration
What should be the height of a solid cylinder having a base diameter of 4 cm, if it is to be melted and cast into a hollow cylinder having an external diameter of 14 cm, a thickness of 0.25 cm, and a height of 18 cm? (Give your answer correct to 3 decimal places)
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 114.648 cm
- 29.345 cm
- 315.469 cm✓
- 412.862 cm
Correct answer
15.469 cm
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