Similarity of Triangles

Similar triangles don't only look very much alike, but they also have a unique relationship between the length of their sides. This lecture series describes the properties of similar triangles. Watch the videos and complete the interactive exercises.

Practice

Determine similar triangles: SSS - Questions

1. Which triangles are similar to \triangle A B C?



Choose 1 answer:


  1. \triangle D F E only

  2. \triangle HIG only
  3. Both
  4. Neither

2. Which triangles are similar to \triangle A B C?



Choose 1 answer


  1. \triangle DEF only

  2. \triangle GHI only
  3. Both
  4. Neither

3. Which triangles are similar to \triangle A B C?


Choose 1 answer:


  1. \triangle DEF only

  2. \triangle GHI only
  3. Both
  4. Neither

4. Which triangles are similar to \triangle A B C?



Choose 1 answer:


  1. \triangle DEF only

  2. \triangle GHI only
  3. Both
  4. Neither