Angle notation and problem solving

In this lesson, we will learn about how to problem solve with angles in polygons, along with learning notations for referring to angles.

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 exterior angles of a hexagon sum to 540 degrees.

1/5

Q2.A triangle ALWAYS has each exterior angle as 60 degrees.

2/5

Q3.The general formula for working out the mean exterior angle of an n-sided polygon is...

3/5

Q4.The calculation to work out the sum of the interior angles for an octagon would be...

4/5

Q5.180n - 360 is a generalisation that tells us the...

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 exterior angles of a hexagon sum to 540 degrees.

1/5

Q2.A triangle ALWAYS has each exterior angle as 60 degrees.

2/5

Q3.The general formula for working out the mean exterior angle of an n-sided polygon is...

3/5

Q4.The calculation to work out the sum of the interior angles for an octagon would be...

4/5

Q5.180n - 360 is a generalisation that tells us the...

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:

Angle notation and problem solving

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

Q1.Squares tesselate with each other.

1/5

Q2.Equilateral triangles tesselate with each other.

2/5

Q3.ABC is a triangle. Angle ABC is 90 degrees. Angle BAC is 23 degrees. Angle CAB is...

3/5

Q4.ABC is a triangle. Angle ABC is 90 degrees. Angle BAC is 23 degrees. Angle CBA is...

4/5

Q5.ABC is a triangle. Angle ABC is 90 degrees. Angle BAC is 23 degrees. Angle ACB is...

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:

Angle notation and problem solving

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

Q1.Squares tesselate with each other.

1/5

Q2.Equilateral triangles tesselate with each other.

2/5

Q3.ABC is a triangle. Angle ABC is 90 degrees. Angle BAC is 23 degrees. Angle CAB is...

3/5

Q4.ABC is a triangle. Angle ABC is 90 degrees. Angle BAC is 23 degrees. Angle CBA is...

4/5

Q5.ABC is a triangle. Angle ABC is 90 degrees. Angle BAC is 23 degrees. Angle ACB is...

5/5

Lesson summary: Angle notation and problem solving

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Time to move!

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For 5 mins...

Move around:
Jog

On the spot:
Dance

This was the final lesson in the unit Angles in polygons.

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