Mathematics

Problem

\text { Assume } \pi=\frac{22}{7}, \text { unless stated otherwise. }

3. Curved surface area of a cone is

308 \mathrm{~cm}^{2}

and its slant height is 14 cm . Find (i) radius of the base and (ii) total surface area of the cone. (i) radius of the base (ii) total surface area of the cone.

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