Interior Angles in Polygons

Curriculum support30 minsFREE

Key takeaways
Distinguish regular and irregular polygons.
Explore the relationship of the number of sides of a regular polygon to its interior angles.
Find missing interior angles.  
Shahriyar HajghassemHost: Shahriyar is a Maths Teacher at a School in Northwest London, teaching years 7 to 11. He graduated from the University of Warwick in 2013 and set off to China for two years teaching IGCSE and A-Level Economics.

A polygon is a 2D shape with at least 3 sides and can be classed as either regular or irregular. In this lesson, students will learn the difference between regular and irregular polygons as well as how to find missing interior angles. By the end of the lesson, students will have a better understanding of the relationship between the number of sides of a regular polygon to its interior angles. This class is aimed at students in Years 7 - 9 but is a great refresher class for any Maths student!

Try these classes next!: Exterior AnglesDifferent Types of NumbersSolving Equations with BracketsReverse Percentages

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 7-9 or S1-S3.

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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