Four colour map theorem

In this lesson, you will think about a famous, long-standing, Maths problem that has been recently solved.

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:

Four colour map theorem quiz

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

Question 1

Question 2

Question 3

Q1.The four colour map theorem was finally solved in which decade?

1/3

Q2.Which of the below is a requirement of the four colour map theorem?

2/3

Q3.Fill the gap: We can think about maps in terms of _______.

3/3

Quiz:

Four colour map theorem quiz

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

Question 1

Question 2

Question 3

Q1.The four colour map theorem was finally solved in which decade?

1/3

Q2.Which of the below is a requirement of the four colour map theorem?

2/3

Q3.Fill the gap: We can think about maps in terms of _______.

3/3

Lesson summary: Four colour map theorem

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