Mathematics · Mensuration
If the curved surface area (CSA) of a solid right circular cylinder of height 'h' and radius 'r' is one-third of its total surface area, then the correct relation is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13h = r
- 22h = r✓
- 3h = 2r
- 4h = r
Correct answer
2h = r
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