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Find the Scale Factor of Dilation

Find the Scale Factor of Dilation
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2016-02-23 21:18
Coordinate GeometryTransformationGeometric Construction
This example demonstrates how to dynamically visualize the scale factor of a dilation transformation using GeoGebra. Key math concepts include dilation, similar figures, and proportional relationships. Construction highlights the use of commands like Segment, RandomElement, Textfield, and Midpoint. Suitable for middle school students and above learning geometric transformations and similarity, or for classroom demonstrations.

GeoGebra Commands & Parameters

  1. Segment(A, B) → a
  2. Segment(B, C) → b
  3. Segment(C, D) → c
  4. Segment(D, A) → d
  5. RandomElement(scale) → n
  6. Segment(B', A') → e
  7. Segment(A', D') → f
  8. Segment(D', C') → g
  9. Segment(C', B') → h
  10. Textfield(z) → inputBox1
  11. Midpoint(g) → E
  12. Midpoint(f) → F
  13. Midpoint(h) → G
  14. Midpoint(e) → H
  15. Midpoint(d) → I
  16. Midpoint(b) → J
  17. Midpoint(a) → K
  18. Midpoint(c) → L