Introduction to Surds

In this lesson, we will learn what a surd is and we will explore how to accurately estimate the value of a surd.

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.

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.All integers are rational numbers

1/7

Q2.Recurring decimals such as 0.3333.... are considered as irrational numbers.

2/7

Q3.Which of these is an irrational number?

3/7

Q4.Which of these is an irrational number?

4/7

Q5.All rational numbers can be written as a fraction.

5/7

Q6.The square root of all square numbers are irrational numbers.

6/7

Q7.Which of these is a rational number?

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.

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.All integers are rational numbers

1/7

Q2.Recurring decimals such as 0.3333.... are considered as irrational numbers.

2/7

Q3.Which of these is an irrational number?

3/7

Q4.Which of these is an irrational number?

4/7

Q5.All rational numbers can be written as a fraction.

5/7

Q6.The square root of all square numbers are irrational numbers.

6/7

Q7.Which of these is a rational number?

7/7

Video

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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.

Quiz:

Introduction to surds Quiz

Exit Quiz

Q1.√9 is a surd

1/6

Q2.Which of the following is a surd

2/6

Q3.Which on the following is NOT a surd

3/6

Q4.Which of the following is a surd?

4/6

Q5.Evaluate √49

5/6

Q6.Estimate √57

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.

Quiz:

Introduction to surds Quiz

Exit Quiz

Q1.√9 is a surd

1/6

Q2.Which of the following is a surd

2/6

Q3.Which on the following is NOT a surd

3/6

Q4.Which of the following is a surd?

4/6

Q5.Evaluate √49

5/6

Q6.Estimate √57

6/6

Lesson summary: Introduction to Surds

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