# Surface area of a cylinder

In this lesson, we will calculate the surface area of a cylinder to 3 significant figures. We will learn the appropriate formula for this calculation and practise finding the surface area when provided with the radius or diameter, and the length of the cylinder.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

1/3

Q2.Work out the diameter of the cylinder. Give your answer to 1 decimal place.

2/3

Q3.Work out the radius of the half cylinder.

3/3

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

1/3

Q2.Work out the diameter of the cylinder. Give your answer to 1 decimal place.

2/3

Q3.Work out the radius of the half cylinder.

3/3

# Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Surface area of a cylinder

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.Calculate the surface area of the cylinder. Give your answer in terms of π

1/3

Q2.Calculate the surface area of the cylinder. Give your answer to 1 decimal place

2/3

Q3.Calculate the surface area of the half cylinder. Give your answer to 1 decimal place

3/3

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Surface area of a cylinder

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Q1.Calculate the surface area of the cylinder. Give your answer in terms of π

1/3

Q2.Calculate the surface area of the cylinder. Give your answer to 1 decimal place

2/3

Q3.Calculate the surface area of the half cylinder. Give your answer to 1 decimal place

3/3

# Lesson summary: Surface area of a cylinder

## Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Walk

On the spot:
Chair yoga