# Interpret gradient and intercept on real life graphs

In this lesson, we will calculate and interpret the gradient and intercepts on real life graphs. We will draw upon our skills of drawing triangles to calculate gradients.

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 equation of the line passing through A and B?

1/4

Q2.What is the equation of the line passing through (2, 5) and (4, 11)?

2/4

Q3.What is the equation of the line passing through (4, -5) and (2, 1)?

3/4

Q4.Which of these coordinates is on the line which passes through (3, -7) and (-1, 1)?

4/4

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 equation of the line passing through A and B?

1/4

Q2.What is the equation of the line passing through (2, 5) and (4, 11)?

2/4

Q3.What is the equation of the line passing through (4, -5) and (2, 1)?

3/4

Q4.Which of these coordinates is on the line which passes through (3, -7) and (-1, 1)?

4/4

# 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.

Quiz:

# Interpret gradient and intercept on real life graphs

Interpret gradient and intercept on real life graphs

Q1.What is the equation of the line in this conversion graph?

1/4

Q2.What does the gradient represent on this conversion graph?

2/4

Q3.The graph shows the cost of one person going ten-pin bowling, including the standing charge for shoe hire. How much does it cost to hire bowling shoes?

3/4

Q4.The graph shows the cost of one person going ten-pin bowling, including the standing charge for shoe hire. How much does each game cost each person?

4/4

Quiz:

# Interpret gradient and intercept on real life graphs

Interpret gradient and intercept on real life graphs

Q1.What is the equation of the line in this conversion graph?

1/4

Q2.What does the gradient represent on this conversion graph?

2/4

Q3.The graph shows the cost of one person going ten-pin bowling, including the standing charge for shoe hire. How much does it cost to hire bowling shoes?

3/4

Q4.The graph shows the cost of one person going ten-pin bowling, including the standing charge for shoe hire. How much does each game cost each person?

4/4

# Lesson summary: Interpret gradient and intercept on real life graphs

## 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:
Chair yoga