# Using gradient to solve problems with parallel lines

In this lesson, we will use the gradient of a line to solve problems with parallel lines. We will investigate the relationship between different linear graphs with the same gradient.

#### 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.What is the gradient of the line y=4x-5

1/3

Q2.What is the y intercept of the line y=7x-2

2/3

Q3.Work out the gradient of the line 2y + x = 20

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!

Q1.What is the gradient of the line y=4x-5

1/3

Q2.What is the y intercept of the line y=7x-2

2/3

Q3.Work out the gradient of the line 2y + x = 20

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:

# Using gradient to solve problems with parallel lines

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

Q1.Which of these equations of a line is parallel to y = 5x− 8?

1/3

Q2.Which of these equations of the line is parallel to y = 3x + 5 and passes through (0, 2).

2/3

Q3.Which of these equations of the line is parallel to x + y = 8 and passes through (0, -4).

3/3

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

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

# Using gradient to solve problems with parallel lines

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

Q1.Which of these equations of a line is parallel to y = 5x− 8?

1/3

Q2.Which of these equations of the line is parallel to y = 3x + 5 and passes through (0, 2).

2/3

Q3.Which of these equations of the line is parallel to x + y = 8 and passes through (0, -4).

3/3

# Lesson summary: Using gradient to solve problems with parallel lines

## Time to move!

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

For 5 mins...

Move around:
Climb stairs

On the spot:
Dance