Surface Area of a Circular Cylinder

Harper is working on a project where she needs to create a model of a grain silo. If the silo is to be a cylinder with a radius of 4.2 cm and a height of 15 cm, what would be the total surface area of the silo?

• 376.8 cm²

• 201.6 cm²

• 98.7 cm²

• 56.4 cm²

Arjun is working on a project where he needs to create a model of a silo. He decides to make the model in the shape of a cylinder with a radius of 7 cm and a height of 9 cm. Can you help Arjun calculate the total surface area of his cylindrical model?

• The total surface area is 518.52 cm²

• The total surface area is 395.44 cm²

• The total surface area is 126.98 cm²

• The total surface area is 63.48 cm²

Aria is working on a craft project where she needs to create a cylindrical vase. The vase has a radius of 4.5 cm and a height of 13 cm. Can you help Isla and David to calculate the total surface area of the vase that Aria is planning to create?

• 56.7 cm²

• 178.3 cm²

• 312.5 cm²

• 407.1 cm²

Benjamin is helping Scarlett to build a cylindrical tower for their school project. If the radius of the tower is 5 cm and the height is 10 cm, can you help Maya calculate the total surface area of the tower?

• 150 cm^2

• 380 cm^2

• 50 cm^2

• 250 cm^2

If the surface area of a cylinder is 754 cm^2 and the height is twice the radius, what is the radius of the cylinder?

• 5 cm

• 7 cm

• 9 cm

• 11 cm

Benjamin is packing for a camping trip and plans to take a cylindrical water bottle with him. The water bottle has a radius of 3.5 cm and a height of 12 cm. Isla and Sophia are trying to help him by calculating the total surface area of the water bottle. Can you help them find it?

• 96 cm²

• 42 cm²

• 205 cm²

• 285 cm²

Luna is helping her father in the workshop. They are working on a cylindrical piece of wood. If the radius of the cylinder is 6 cm and the height is 8 cm, what is the total surface area that Luna will have to paint?

• 144 cm²

• 376 cm²

• 48 cm²

• 96 cm²

Mia is packing for a trip and decides to bring a cylindrical water bottle. The water bottle has a radius of 2.8 cm and a height of 11 cm. Emma and Aiden are curious and want to know the total surface area of the water bottle. Can you help them find it?

• 14.56 cm²

• 112.48 cm²

• 63.04 cm²

• 197.92 cm²

Jackson, Scarlett, and Anika are working on a project to build a model of a cylindrical grain silo. If the radius of the silo is 9 cm and the height is 6 cm, what is the total surface area of the model?

• The total surface area is 1134 cm²

• The total surface area is 567 cm²

• The total surface area is 324 cm²

• The total surface area is 846 cm²

Rohan is working on a project where he needs to build a model of a cylindrical grain silo. If the silo has a radius of 3.6 cm and a height of 14 cm, what is the total surface area of the silo that Rohan needs to paint?

• 285.6 cm²

• 397.9 cm²

• 102.4 cm²

• 176.8 cm²