Finding the length of a line from tilted squares

In this lesson, we will learn how to find the length of a line by using triangles and tilted squares.

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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 values shown below is a surd?

1/7

Q2.What is the area of the tilted green square, in square units?

2/7

Q3.What's the area of the square below, in square units?

3/7

Q4.What's the length of one side of the square shown below?

4/7

Q5.What's the area of the square below, in square units?

5/7

Q6.What's the length of one side of the square shown below?

6/7

Q7.Which of the following squares has a surd side length?

7/7

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.Which of the values shown below is a surd?

1/7

Q2.What is the area of the tilted green square, in square units?

2/7

Q3.What's the area of the square below, in square units?

3/7

Q4.What's the length of one side of the square shown below?

4/7

Q5.What's the area of the square below, in square units?

5/7

Q6.What's the length of one side of the square shown below?

6/7

Q7.Which of the following squares has a surd side length?

7/7

Video

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Worksheet

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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:

Finding the length of a line from tilted squares

Exit Quiz

Q1.What is the length of the line below?

1/6

Q2.What is the length of the line below?

2/6

Q3.What is the length of the line below?

3/6

Q4.Which statement best describes the blue and red lines shown in the diagram?

4/6

Q5.What is the length of the missing side of the triangle, labelled n?

5/6

Q6.What is the length of the missing side of the triangle, labelled m?

6/6

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:

Finding the length of a line from tilted squares

Exit Quiz

Q1.What is the length of the line below?

1/6

Q2.What is the length of the line below?

2/6

Q3.What is the length of the line below?

3/6

Q4.Which statement best describes the blue and red lines shown in the diagram?

4/6

Q5.What is the length of the missing side of the triangle, labelled n?

5/6

Q6.What is the length of the missing side of the triangle, labelled m?

6/6

Lesson summary: Finding the length of a line from tilted squares

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