Question:

If \( r \) is the radius of the base of a cone and \( l \) is its slant height, then the curved surface area of the cone is:

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For cones, Curved Surface Area formula: \[ \text{CSA} = \pi r l \]

Updated On: Oct 27, 2025

\( 3\pi rl \)
\( \pi rl \)
\( \frac{1}{3} \pi rl \)
\( 2\pi rl \)

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The Correct Option is B

Solution and Explanation

Curved surface area of a cone:
\[ \text{CSA} = \pi r l \]

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