8.2 Volume and Surface Area of Cylinders

Find the volume of the following cylinder. C

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 262.0 cm³

• 263.0 cm³

• 264.0 cm³

• 273.0 cm³

A cylinder has a radius of 6 centimeters and a height of 28 centimeters. What is the volume?

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 3,166.1 cm³

• 3,165.3 cm³

• 3,165.1 cm³

• 3,165.0 cm³

Jenny is making a cylindrical pencil holder in shop class. It will be 14 centimeters high and 8 centimeters across. The bottom and sides of the container will be made of metal.

What is the area of the base?

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 50.25 cm²

• 60.2 cm²

• 50.5 cm²

• 50.2 cm²

Jenny is making a cylindrical pencil holder in shop class. It will be 14 centimeters high and 8 centimeters across. The bottom and sides of the container will be made of metal.

What is the area of the curved surface of the pencil holder?

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 351.5 cm²

• 352.0 cm²

• 351.7 cm²

• 351.0 cm²

Jenny is making a cylindrical pencil holder in shop class. It will be 14 centimeters high and 8 centimeters across. The bottom and sides of the container will be made of metal.

What is the total surface area of the pencil holder?

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 401.9 cm²

• 404.9 cm²

• 403.9 cm²

• 400.9 cm²

The volume of a soup can is 125.6 cubic inches. The diameter of the can is 8 inches. What is the height of the soup can?

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 2.55 in

• 2.2 in

• 2.5 in

• 3.5 in

The volume of a cylinder is 121π cubic inches and its height is 4 inches. What is the radius of the cylinder?

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 5.9

• 6.5

• 5.2 in

• 5.5 in

The volume of a cylinder is 121π cubic inches and its height is 4 inches. What is the surface area of the cylinder? Give your answer in terms of π.

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 104.5π in²

• 106.5π in²

• 105.5π in²

• 104.8π in²

A company makes cylindrical cans for peaches. Each can has a radius of 4 centimeters and a height of 12 centimeters. The company plans to increase the volume of each can by 25%.

What will be the height of the new can if the radius remains the same?

Consider 3.14 as an approximation for π.

Round your answer to the nearest whole number.

• 17 cm

• 16 cm

• 15 cm

• 15.5 cm

A company makes cylindrical cans for peaches. Each can has a radius of 4 centimeters and a height of 12 centimeters. The company plans to increase the volume of each can by 25%.

What will be the radius of the new can if the heigth remains the same?

Consider 3.14 as an approximation for π.

Round your answer to the nearest tenth.

• 4.8 cm

• 4.5 cm

• 5 cm

• 4.2 cm