In this topic you will learn how to:

  • find the length of an arc of a circle
  • find the area of a sector of a circle
  • calculate lengths/angles using the relationship between tangent and radius
  • use the interdependence of the centre, bisector of a chord and a perpendicular to a chord to solve problems

Class exercises: Textbook p59-77

Additional support:  Int2 Unit 1 – Circles

Homework: Outcome 1.5 – Circles – Due date TBA

If you have missed any of the topic or would like extra explanation and practice please look at these revision notes from the Maths4Scotland Int2 website:

Arcs & Sectors


Please comment below if you have any questions about the homework exercise or the topic.