Circumference of a Circle & Sector

Curriculum support20 mins£3

Key takeaways
An understanding of the relationship between the diameter and circumference
The ability to calculate the circumference and arc length of circles, semi-circles and sectors
To be able to solve problems involving circumference and arc length
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.

In this class students will learn about the different components of a circle and understand the relationship between the diameter of a circle and its circumference. In turn, students will be able to calculate the circumference and arc length of a circle. 

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 particular skill is one that students need throughout their Maths education, and it can be difficult to grasp. This course is most suited to advanced KS3 and KS4 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:

Choose your payment option


7 Day FREE Trial

Enjoy unlimited classes on a trial of our
monthly or annual plan
  • Choose from hundreds of classes
  • We’ll remind you before your trial ends
  • You’re never locked in, cancel anytime


Pay as you go

  • Make payment for this class only
  • Flexible learning on your terms
  • Rewatch this class at your leisure
Already have an account? Login
Please see our privacy policy here