Enlargements with Negative Scale Factor – Complete Lesson

This is a complete lesson on enlargements with negative scale factor that looks at how to enlarge a shape using a negative number as the scale factor. The lesson is designed with the new GCSE specification in mind.

Lesson Objective

  • To be able to enlarge shapes using a negative scale factor.

Who is this Lesson For?

This pack is designed for GCSE higher tier students. It could also be used with high ability Key Stage 3 students.

What is Included?

Included in this download are the following:

  • Full lesson plan for the ‘Enlargements with Negative Scale Factor’ lesson, including introduction, teaching content, individual activities, plenary and suggested support and extension activities
  • Negative Scale Factor Introduction
  • Focal Point Example
  • Negative Scale Factor Example
  • Mini-Plenary
  • Student Worksheet on Enlargements with Negative Scale Factor
  • True or False Cards
  • Transformations Fact Sheet
  • Complete Solutions to all Questions

Lesson Progression

This is the fifth lesson in the Transformations unit of work (the unit is also available as a pack including homework activities and a unit assessment).

The other lessons in the unit are: