# Mixture of Finding a Missing Length

In this lesson, we will apply Pythagoras' Theorem to find any missing length of a right-angled triangle.

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.Calculate the length of the missing side.

1/4

Q2.Calculate the length of the missing side, correct to 1 decimal place.

2/4

Q3.Calculate the length of the missing side, correct to 3 significant figures.

3/4

Q4.Calculate the length of the missing side, correct to 2 decimal places.

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.Calculate the length of the missing side.

1/4

Q2.Calculate the length of the missing side, correct to 1 decimal place.

2/4

Q3.Calculate the length of the missing side, correct to 3 significant figures.

3/4

Q4.Calculate the length of the missing side, correct to 2 decimal places.

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:

# Mixture of Finding a Missing Length

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

Q1.Calculate the missing length.

1/4

Q2.Find the missing length.

2/4

Q3.Find the missing side.

3/4

Q4.Find the missing length.

4/4

Quiz:

# Mixture of Finding a Missing Length

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

Q1.Calculate the missing length.

1/4

Q2.Find the missing length.

2/4

Q3.Find the missing side.

3/4

Q4.Find the missing length.

4/4

# Lesson summary: Mixture of Finding a Missing Length

## Time to move!

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

For 5 mins...

Move around:
Jog

On the spot:
Dance