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Basic Similarity Transformations

Basic Similarity Transformations
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2016-11-17 01:46
Coordinate GeometryTransformationGeometric Construction
This example demonstrates basic similarity transformations by scaling shapes to study their geometric properties. Key mathematical concepts include similarity transformations, ratios, and geometric means. Using GeoGebra commands such as Polygon, Dilate, Ray, and Segment, the process of similarity transformations is visually illustrated. Suitable for middle school and above students to learn geometric transformations.

GeoGebra Commands & Parameters

  1. Polygon(A, B, C) → poly1, c, a, b
  2. Dilate(A, Scale, D) → A'
  3. Dilate(B, Scale, D) → B'
  4. Dilate(C, Scale, D) → C'
  5. Polygon(A', B', C') → poly1', c', a', b'
  6. Ray(D, A') → d
  7. Ray(D, C') → e
  8. Ray(D, B') → f
  9. Segment(D, A) → DA
  10. Segment(D, C) → DC
  11. Segment(D, B) → DB
  12. Segment(D, A') → DA'
  13. Segment(D, C') → DC'
  14. Segment(D, B') → DB'
  15. Segment(A, A') → AA'
  16. Segment(C, C') → CC'
  17. Segment(B, B') → BB'
  18. FractionText(Scale) → FractionScale
  19. FractionText(DATenth) → DAFraction
  20. FractionText(DBTenth) → DBFraction
  21. FractionText(DCTenth) → DCFraction
  22. FractionText(DA'Tenth) → DA'Fraction
  23. FractionText(DB'Tenth) → DB'Fraction
  24. FractionText(DC'Tenth) → DC'Fraction