# Worksheet: Volumes of Cones

In this worksheet, we will practice calculating volumes of cones and solving problems including real-life situations.

Q1:

Work out the volume of a cone with a radius of 3 and a height of 14. Give your solution to two decimal places.

Q2:

Determine the volume of the right circular cone in terms of . • A cm3
• B cm3
• C cm3
• D cm3

Q3:

Determine the volume of the given right circular cone in terms of . • A cm3
• B cm3
• C cm3
• D cm3

Q4:

Work out the volume of a cone with a diameter of 10.5 and a height of 11.3. Give your solution to two decimal places.

Q5:

The volume of a cone is cubic inches, and its height is 12 inches. Find its diameter.

Q6:

Determine, to the nearest tenth, the volume of a right cone having a height of 106 cm, given that the perimeter of its base is 318 cm. Use .

Q7:

A cone has a volume of 486 cubic centimeters. What is the volume of a cylinder that has the same radius and height as the cone?

Q8:

Find the volume of the cone. Give your answer in cubic millimeters to two decimal places. Q9:

Determine, to the nearest hundredth, the volume of a cone of base diameter 32 and height 23.

Q10:

Find, to the nearest tenth, the volume of an oblique cone with a diameter of 13 inches and an altitude of 15 inches.

Q11:

A cone has a perpendicular height of 92 inches and a volume of cubic inches. Work out the radius of the cone, giving your answer to the nearest inch.

Q12:

Which is greater in volume, a right cone having a base radius of 25 cm and a height of 56 cm, or a right square pyramid having a base with a perimeter of 176 cm and a height of 48 cm?

• Athe pyramid
• Bthe cone

Q13:

Given that the volume of a right circular cone is 2,574 cm3, determine its volume when its radius is doubled.

Q14:

Given that the volume of a right circular cone is 3,405 cm3, determine its volume when its height is doubled.

Q15:

Given that the volume of a right circular cone is 643 cm3, determine its volume when its height and radius are doubled.

Q16:

Which would have a greater effect on the volume of a cone, doubling its radius or doubling its height?

• Bdoubling its height

Q17:

If the radius of a cone was tripled but the volume stayed the same, what is relation between the new height and the original height ?

• A
• B
• C
• D
• E

Q18:

Victoria is making cone-shaped hats of diameter 4.2 inches and height 7.3 inches for a party. Find the volume of each cone in terms of .

• A in3
• B in3
• C in3
• D in3
• E in3

Q19:

Daniel wants to make three identical cones made from plaster for a school project. Each cone needs to be 5 inches tall and 2 inches in diameter. How many cubic inches of plaster will Daniel need to make his cones? Give your answer in terms of .

• A cubic inches
• B cubic inches
• C cubic inches
• D cubic inches
• E cubic inches

Q20:

A traffic cone has a diameter of 15 cm and a height of 0.6 m. By modelling it as a solid cone, work out the volume of the traffic cone, giving your answer to the nearest cubic centimeter.

Q21:

Work out the volume of the cone, giving your answer accurate to two decimal places. Q22:

Work out the volume of the cone, giving your answer accurate to two decimal places. • A527.79 units3
• B1,583.36 units3
• C3,166.73 units3
• D2,111.15 units3
• E175.93 units3

Q23:

Work out the volume of the cone, giving your answer accurate to two decimal places. Q24:

Work out the volume of the cone, giving your answer accurate to two decimal places. Q25:

An ice cream cone has a radius of 3 cm and a height of 11 cm. Work out the volume of the cone, giving your answer accurate to two decimal places.