Area of a Circle & Sector

Curriculum support20 minsFREE

Key takeaways
Understand why the area of a circle is calculated.
How to calculate the area of a circle, semi-circle and sectors.
How to solve problems involving area of circles and sectors.
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.

The area of a circle is calculated using the formula: A = π r² or put into words, pi times the radius squared. In this class, students will learn about the derivation of the area of a circle and will learn how to use the formula to calculate the area of a circle and sector. This class is aimed at students in Years 8 - 11 and can be used as revision of the topic or in place of a missed class. 

More Maths Sessions: TranslationSimultaneous Equations with QuadraticsUnderstanding Vectors


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 Year 8-11 or S2-S5.

Class requirements:

Students will require a laptop with internet connection to view the class. A pen and notepad will also be required during the lesson.

What to expect:
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