Mathematics · Mensuration
A sector of a circle of radius 6 cm has an angle of 120°. It is rolled up so that the two bounding radii are joined together to form a cone. Find the total surface area and the volume of the cone respectively.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 116π cm2, 16√2π3 cm3✓
- 28π cm2, 8π√23 cm3
- 324π cm2, 24√2π3 cm3
- 432π cm2, 32√2π30 cm3
Correct answer
16π cm2, 16√2π3 cm3
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