# Enlargement by an integer scale factor

In this lesson, we will learn what is meant by enlargement and how to enlarge shapes by an integer scale factor. It would be helpful if you could have squared paper and a ruler for this lesson.

# 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:

# Enlargement by an integer scale factor quiz

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

Q1.A shape is enlarged by an integer scale factor more than 1. What does not change from the object to the image?

1/3

Q2.A square is enlarged by a scale factor of 3. The object had side length 4cm, what is side length of the image?

2/3

Q3.A regular pentagon has been enlarged by scale factor 5. The side length of the image is 35mm, what is the side length of the object?

3/3

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

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

# Enlargement by an integer scale factor quiz

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

Q1.A shape is enlarged by an integer scale factor more than 1. What does not change from the object to the image?

1/3

Q2.A square is enlarged by a scale factor of 3. The object had side length 4cm, what is side length of the image?

2/3

Q3.A regular pentagon has been enlarged by scale factor 5. The side length of the image is 35mm, what is the side length of the object?

3/3

# Lesson summary: Enlargement by an integer scale factor

## 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