Unit 3: Ratio, Proportionality and Similarity


In this unit participants will look at the concept of

  • Ratio and proportion
  • Similarity
  • Ratios of areas of triangles

At the end of this Unit, participants should be able to:

  • Proof the proportionality theorem
  • Apply the proportionality theorem and the converse
  • Proof the Similarity theorem
  • Apply and use the similarity theorem and the converse

Apply and use midpoint theorem as a special case of proportionality