Alternate angles

In this lesson, we will learn how to identify alternate angles, and the equality of alternate angles for parallel lines.

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.

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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.The space BETWEEN two lines is called the...

1/5

Q2.The space OUTSIDE two lines is called the...

2/5

Q3.If a third line crosses these two lines, as in the previous questions, this is called the...

3/5

Q4.The point at which two (or more) lines cross is called the...

4/5

Q5.Two lines cross and form an intersection. One of the marked angles is 75 degrees. The vertically opposite angle to 75 degrees would be...

5/5

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.The space BETWEEN two lines is called the...

1/5

Q2.The space OUTSIDE two lines is called the...

2/5

Q3.If a third line crosses these two lines, as in the previous questions, this is called the...

3/5

Q4.The point at which two (or more) lines cross is called the...

4/5

Q5.Two lines cross and form an intersection. One of the marked angles is 75 degrees. The vertically opposite angle to 75 degrees would be...

5/5

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:

Alternate angles

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

Q1.Alternate angles are...

1/5

Q2.A pair of angles at different intersection points with a transversal are called alternate if they…

2/5

Q3.Alternate angles only appear in the interior region.

3/5

Q4.Alternate angles only appear in the exterior region.

4/5

Q5.If I am told two angles are alternate and one angle is 39 degrees, then the other angle will be...

5/5

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:

Alternate angles

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

Q1.Alternate angles are...

1/5

Q2.A pair of angles at different intersection points with a transversal are called alternate if they…

2/5

Q3.Alternate angles only appear in the interior region.

3/5

Q4.Alternate angles only appear in the exterior region.

4/5

Q5.If I am told two angles are alternate and one angle is 39 degrees, then the other angle will be...

5/5

Lesson summary: Alternate angles

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Time to move!

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For 5 mins...

Move around:
Climb stairs

On the spot:
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The next lesson in:
Angles
is:
Corresponding and allied angles

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