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Find the curved surface area of the cone containing diameter of 12 cm and slant height 18cm?
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The lateral surface area of a cone is = ,
where r is the radius of the cone's base and l is the slant height.
Substitute the given data r = 6 cm (radius) and l = 12 cm (the slant height) into the formula and get the
ANSWER. The lateral surface area of the cone is = = 226.195 cm^2 (rounded).
