# Worksheet: Surface Areas of Cylinders

In this worksheet, we will practice calculating surface areas of cylinders and solving word problems in real-world context.

**Q4: **

There are two cylinders. The first is of radius 7 and height 4 and the second is of radius 6 and height 7. Which cylinder has the larger surface area?

- Athe second cylinder
- Bthe first cylinder

**Q5: **

Find the surface area of a cylinder whose base is a circle of radius 21 cm and whose height is 9 cm. Use .

**Q6: **

Hannah and Michael were calculating the surface area of a cylinder of height 28 and radius 9. Hannah found the surface area to be , and Michael found it to be . Who is correct?

- AHannah
- BMichael

**Q8: **

The given diagram shows a cylinder of radius and height .

An expression for the total surface area of the cylinder is .

What does the term represent?

- Athe curved surface area
- Bthe area of the base of the cylinder
- Cthe area of a circular face
- Dthe area of the two circular faces
- Edouble the area of the curved surface

Factor the total surface area expression completely.

- A
- B
- C
- D
- E

**Q9: **

Determine, to the nearest tenth, the surface area of the cylinder shown.

**Q10: **

Determine, to the nearest tenth, the surface area of a cylindrical barrel of diameter 22 inches and height 2.2 inches.

**Q11: **

Emma and Mason were calculating the surface area of a cylinder of height 16 and radius 6. Emma found the surface area to be , and Mason found it to be . Who is correct?

- AMason
- BEmma

**Q12: **

Calculate the lateral surface area of the cylinder below rounded to one decimal place.