Practice Problems on Surface Area and Volume of a Right Circular Cone
Q1. Find the curved surface area of a cone, if its slant height is 48 cm and the radius of its base is 15 cm.
Q2. The radius of a cone is 8 cm and vertical height is 10 cm. Find the area of the curved surface.
Q3. The radius of a cone is 10 cm and area of curved surface is 314 cm². Find the slant height.
Q4. Find the total surface area of a right circular cone with radius 9 cm and height 12 cm.
Q5. Find the total surface area of a cone, if its slant height is 30 m and diameter of its base is 36 m.
Q6. Calculated total surface area of a cone is 90π cm². If the slant height of the cone be 10 cm, find the radius of the base.
Q7. Diameters of two cones are equal. If their slant heights are in the ratio 3:2, find the ratio of their curved surfaces.
Q8. Find the volume of the cone, if the radius is 7 cm and its height is 14 cm.
Q9. Volume of a given cone is 200Ï€ cubic centimeters. The given height of the cone is 15 cm. Find the radius of the cone.
Q10. There are two cones. Cone 1 has a radius of 6 cm and its height is 14 cm. Cone 2 has a radius of 10 cm and its height is 12 cm. Decide which cone has the greater volume.
Practice Problems on Surface Area and Volume of a Right Circular Cone
In this article, we learn about an important topic of class 9 Surface Area and Volume of a Right Circular Cone. This article will give details about the right circular cone. We will know how to find curved surface area, total surface area and volume of a cone.