B6 Similarity & Enlargement

Student Activities:
  1. Find the Height of the Pole (www.ies.co.jp)
  2. Similar Right Triangles An animation (thinkwell.com)

 

Teaching Resources:
  1. Transformations: Interact dynamically with shapes under Dilatation (Utah State Univ, NLVM)
  2. Mathematical Enlargements An excellent demo showing the image of a triangle with options for changing the centre, the points of the triangle and the scale factor. (waldomaths.com)
  3. A Virtual Pantograph (www.ies.co.jp)
  4. Similar Figure Watch the effect as a triangle is enlarged then rotated: move the two centres and alter the scale factor and angle (www.ies.co.jp)
  5. Shape Tool A comprehensive shape generator and manipulator which has a reduction and enlargement facility (illuminations.nctm.org)

 

Return to S2 Course Outline