The radius of the base of a solid cone is 21 cm and its height is 9 cm. What is the volume of the cone?
A1980 Cm³
B5940 Cm³
C4158 Cm³
D1386 Cm³
A1980 Cm³
B5940 Cm³
C4158 Cm³
D1386 Cm³
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The area of the curved surface of a cone is 195π . If the slant height of the cone is 12 cm, find the radius of the base
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