The slant height of a cone is 10 cm and radius of the base is 5 cm, find the curved surface of the cone.  Choices
A) 250 B) 170 C) 148 D) 157 E) 150
π * 5* 10=157   Answer:157
<result>D</result>
The slant height of a cone is 10 cm and radius of the base is 5 cm, find the curved surface of the cone.