# Exploring reflections and translations using coordinates

In this lesson, we will investigate translating and reflecting shapes by comparing the coordinates without a grid.

#### 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!

Q1.Which of the statements below is correct?

1/5

Q2.Which of the statements below is correct?

2/5

Q3.What would happen if we reflected a shape onto the x-axis and then onto the y-axis and then back onto the x-axis and then onto the y-axis?

3/5

Q4.Which of the statements below is correct?

4/5

Q5.Which of the statements below is NOT correct?

5/5

#### 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!

Q1.Which of the statements below is correct?

1/5

Q2.Which of the statements below is correct?

2/5

Q3.What would happen if we reflected a shape onto the x-axis and then onto the y-axis and then back onto the x-axis and then onto the y-axis?

3/5

Q4.Which of the statements below is correct?

4/5

Q5.Which of the statements below is NOT correct?

5/5

# 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:

# Exploring Reflections and Translations Using Coordinates Quiz

Quiz about the difference between translating shapes and reflecting them

Q1.Which of the following happens when a shape is reflected by a line of reflection along the x-axis?

1/5

Q2.If a shape is reflected by a line of reflection along the x axis then which of the following is correct?

2/5

Q3.If a triangle has the coordinates (1,3), (1,4), (2,3) and after a transformation becomes (1,-3), (1,-4) and (2,-3), which if the below have happened?

3/5

Q4.If a triangle which has the coordinates (1,-1), (1,-3) and (3,-3) is reflected by a line of reflection along the y-axis, what will it's new reflected coordinates be?

4/5

Q5.A triangle with coordinates (-2,-2), (-2,-4) and (-4,-4) is reflected first by a line of reflection along the x-axis, and then reflected by a line of reflection along the y-axis, what will the new coordinates be?

5/5

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

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

# Exploring Reflections and Translations Using Coordinates Quiz

Quiz about the difference between translating shapes and reflecting them

Q1.Which of the following happens when a shape is reflected by a line of reflection along the x-axis?

1/5

Q2.If a shape is reflected by a line of reflection along the x axis then which of the following is correct?

2/5

Q3.If a triangle has the coordinates (1,3), (1,4), (2,3) and after a transformation becomes (1,-3), (1,-4) and (2,-3), which if the below have happened?

3/5

Q4.If a triangle which has the coordinates (1,-1), (1,-3) and (3,-3) is reflected by a line of reflection along the y-axis, what will it's new reflected coordinates be?

4/5

Q5.A triangle with coordinates (-2,-2), (-2,-4) and (-4,-4) is reflected first by a line of reflection along the x-axis, and then reflected by a line of reflection along the y-axis, what will the new coordinates be?

5/5

# Lesson summary: Exploring reflections and translations using coordinates

## Time to move!

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

For 5 mins...

Move around:
Jog

On the spot:
Chair yoga