In this lesson, we will be exploring the relationship between the gradients of perpendicular and parallel lines.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

#### 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.A line has the equation y = 2x + 1. What is the gradient of the line?

1/5

Q2.Which of the following lines has a gradient of 3?

2/5

Q3.Which of the following lines has the same gradient as the line y = 4 - 2x?

3/5

Q4.Which of the following coordinates lies on the line y = 3x + 1?

4/5

Q5.A line with a gradient of 3 passes through points (2,5) and (4,y). Work out the value of y.

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

#### 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.A line has the equation y = 2x + 1. What is the gradient of the line?

1/5

Q2.Which of the following lines has a gradient of 3?

2/5

Q3.Which of the following lines has the same gradient as the line y = 4 - 2x?

3/5

Q4.Which of the following coordinates lies on the line y = 3x + 1?

4/5

Q5.A line with a gradient of 3 passes through points (2,5) and (4,y). Work out the value of y.

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.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

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

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

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

Q1.What is the gradient of the orange line?

1/5

Q2.What is the gradient of the green line?

2/5

Q3.What is the gradient of the purple line?

3/5

Q4.Which of the following is parallel to y = 3x - 1?

4/5

Q5.What is the gradient of the line passing through the points (4,5) and (6,9)?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

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

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

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

Q1.What is the gradient of the orange line?

1/5

Q2.What is the gradient of the green line?

2/5

Q3.What is the gradient of the purple line?

3/5

Q4.Which of the following is parallel to y = 3x - 1?

4/5

Q5.What is the gradient of the line passing through the points (4,5) and (6,9)?

5/5

# Lesson summary: Comparing gradients

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## Time to move!

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

For 5 mins...

Move around:
Walk

On the spot:
Dance