MEDIUM
10th West Bengal Board
IMPORTANT
Earn 100

In a right-angled triangle, the length of the sides containing the right angles are 10.5 cm and 14 cm. Taking the 14 cm side as axis if the triangle so rotated that it forms a solid. Find its lateral surface and volume of the solid.

Important Questions on Right Circular Cone

MEDIUM
10th West Bengal Board
IMPORTANT
The radius of the base of a right circular cone is 4.5 cm and height is 6 cm. The slant height of the cone is 
MEDIUM
10th West Bengal Board
IMPORTANT
The area of the curved surface area of a right circular cone is 20427 sq.cm and the diameter of the base is 10 cm. The height of the cone is  
MEDIUM
10th West Bengal Board
IMPORTANT
If the diameter of the base of a right circular cone is r unit and slant height is 2l unit, then the area of the whole surface is 
MEDIUM
10th West Bengal Board
IMPORTANT
If the ratio of volumes of two right circular cones is 16:27 and the ratio of their radii is 2:3, then the ratio of their heights is
MEDIUM
10th West Bengal Board
IMPORTANT
If the height and slant height of the right circular cone is 15 cm and 17 cm, then the diameter of the base is
MEDIUM
10th West Bengal Board
IMPORTANT
If the area of the base of a right circular cone is 154 sq.cm and the volume is 308 cc, then its height is
MEDIUM
10th West Bengal Board
IMPORTANT
If the volume of the right circular cone is 352 cc and height is 21 cm, then the diameter of the base is 
MEDIUM
10th West Bengal Board
IMPORTANT
If the area of curved surface area of right circular cone is 5 times the area of the base, then the ratio of its height and radius is