30. The height of a cone is 16 cm and its base radius is 12 cm. Find: (i) the curved
surface area, (ii) total surface.
Answers
Answered by
3
Answer:
i) 22/7*12*20
ii)22/7*12*32
Explanation:
Given height=16 cm
radius=12 cm
slant s=sqrt(256+144)
=20
curved surface area =π rs= 22/7*12*20
total surface area=π r(s+r)= 22/7*12*32
Similar questions