The slant height of a cone is 13 cm and radius of the base is 9 cm, find the curved surface of the cone? Choose the correct choice from the following options
A) 367  B) 378  C) 365  D) 26  E) 28
π * 13 * 9   = 367   367nswer:367
<result>A</result>
The slant height of a cone is 13 cm and radius of the base is 9 cm, find the curved surface of the cone?