Sum of Angles in a Polygon

Curriculum support20 mins£2

Key takeaways
To be able to understand where the proof comes.
To be able to understand the link between the number of triangles in a shape and the formula.
To be able to use the formula to work out interior angles.
Amber Ali Host: Ms Ali is a secondary school teacher in England. She has been teaching for 7 years and also has a youtube channel aimed at students to further enhance their learning experience.

Do you need help proving the sum of the interior angles in a polygon? Then look no further! In this class students will gain a better understanding of where the proof comes from as well as the link between the number of triangles in a shape and the formula. Students will get the opportunity to apply this knowledge and use the formula to work out interior angles. This class is aimed at students in Years 7 - 11 and is helpful to feel confident on the topic.

Try these Maths sessions next: Interior AnglesExterior AnglesHow to Collect Like TermsTrigonometry in 3D

Safeguarding reminder:The safety of your child is of the utmost importance. All of our classes are pre-recorded to remove any concerns around live participation. For reruns of our past live classes, students' webcams and microphones were disabled and only the chat history, if participation was requested, is visible.

Suitable for:

This class is suitable for students in Years 7 - 11.

Class requirements:
You will need a laptop or device with internet connection to watch the class, as well as a pen and notepad for taking notes.
What to expect:

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