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Dilations Exploration by Bridget Dunbar

Dilations Exploration by Bridget Dunbar
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2014-12-06 02:30
Coordinate GeometryTransformationGeometric Construction
This example demonstrates the concept of dilations. By adjusting the scaling factor, observe the changes in the figure. Key mathematical concepts include dilations, geometric transformations, and equations. Commands used include Polygon, Intersect, Dilate, and Line. Suitable for high school geometry education and students learning about dilations.

GeoGebra Commands & Parameters

  1. Polygon(A, B, C, D) → poly1, a, b, c, d
  2. Intersect(xAxis, yAxis) → E
  3. Dilate(A, k, E) → A'
  4. Dilate(B, k, E) → B'
  5. Dilate(C, k, E) → C'
  6. Dilate(D, k, E) → D'
  7. Polygon(A', B', C', D') → poly1', a', b', c', d'
  8. Line(E, B) → l
  9. Line(E, A) → m
  10. Line(E, D) → n
  11. Line(E, C) → p