Surface Area of a Cylinder | Formula, Calculation & Examples

Which of the following is the formula for finding the surface area of a cylinder?

• A = 2pirh + 2pir

Find the surface area of a cylinder with a radius of 3 inches and a height of 10 inches. Round to the nearest whole number.

• 245 inches squared

• 245 inches

• 275 inches squared

• 275 inches

• Not enough information.

What is the surface area of a cylinder that is 7 centimeters high and 4 centimeters in radius? (Use the π key on your calculator for π)

• 254.45 centimeters

• 276.46 centimeters

• 276.46 centimeters squared

• Not enough information

• 254.54 centimeters squared

What two dimensions are needed to use the formula for the surface area of a cylinder?

• Radius and width

• Diagonal and height

• Width and length

• Radius and height

• Diameter and length

What is the surface area of a cylinder that is 2 feet high? This cylinder is located on a bridge.

• 165.45 square feet

• 564.24 square feet

• 840.7 square feet

• Not enough information.

• 254.65 square feet