# Describing and comparing angles

In this lesson, we will learn how to compare angles by classifying and estimating them.

# 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.

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Describing and comparing angles

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

Q1.The mathematical object to measure an angle is...

1/5

Q2.A standard protractor (the one that was used in the video) measures from 0 degrees to...

2/5

Q3.If I accidentally measured an angle from 180 degrees instead of 0 degrees, and I noticed that it measured to 150 degrees, what would the angle truly measure?

3/5

Q4.The middle point of the mathematical object, where we line up the point at which the two lines meet, and where we measure an angle, is called...

4/5

Q5.I measure an angle accidentally from 85 degrees instead of 0 degrees and it measures 112 degrees. I have done this as accurately as possible. Does this mean that my angle is 27 degrees?

5/5

#### Unit quizzes are being retired in August 2023

Why we're removing unit quizzes from the website >
Quiz:

# Describing and comparing angles

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

Q1.The mathematical object to measure an angle is...

1/5

Q2.A standard protractor (the one that was used in the video) measures from 0 degrees to...

2/5

Q3.If I accidentally measured an angle from 180 degrees instead of 0 degrees, and I noticed that it measured to 150 degrees, what would the angle truly measure?

3/5

Q4.The middle point of the mathematical object, where we line up the point at which the two lines meet, and where we measure an angle, is called...

4/5

Q5.I measure an angle accidentally from 85 degrees instead of 0 degrees and it measures 112 degrees. I have done this as accurately as possible. Does this mean that my angle is 27 degrees?

5/5

# Lesson summary: Describing and comparing angles

## 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