Angles in parallel lines

In this lesson, we will review the various angle facts that appear with a transversal and parallel lines.

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.Angles on a straight line sum to 180 degrees.

1/5

Q2.Angles around a point sum to 180 degrees.

2/5

Q3.If a straight line contains 2 angles, one of which is 54 degrees, what is the size of the other angle?

3/5

Q4.If a + b = 180 degrees, then 2a + 2b = 360

4/5

Q5.Vertically opposite angles are never equal.

5/5

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.Angles on a straight line sum to 180 degrees.

1/5

Q2.Angles around a point sum to 180 degrees.

2/5

Q3.If a straight line contains 2 angles, one of which is 54 degrees, what is the size of the other angle?

3/5

Q4.If a + b = 180 degrees, then 2a + 2b = 360

4/5

Q5.Vertically opposite angles are never equal.

5/5

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:

Angles in parallel lines

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

Q1.Alternate interior angles are equal.

1/5

Q2.Alternate exterior angles sum to 180 degrees.

2/5

Q3.If I know Angle A and Angle B are allied angles and Angle A = 60 degrees, what is Angle B?

3/5

Q4.Corresponding angles are equal.

4/5

Q5.An intersection is the point at which two lines never meet.

5/5

Quiz:

Angles in parallel lines

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

Q1.Alternate interior angles are equal.

1/5

Q2.Alternate exterior angles sum to 180 degrees.

2/5

Q3.If I know Angle A and Angle B are allied angles and Angle A = 60 degrees, what is Angle B?

3/5

Q4.Corresponding angles are equal.

4/5

Q5.An intersection is the point at which two lines never meet.

5/5

Lesson summary: Angles in parallel lines

Time to move!

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For 5 mins...

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