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The slant height of a cone is increased by 10%. If the radius remains the same, the curved surface area is increased by(a) 10%(b) 12.1%(c) 20%(d) 21% |
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Answer» The slant height of a cone is increased by 10%. If the radius remains the same, the curved surface area is increased by (a) 10% (b) 12.1% (c) 20% (d) 21% |
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