Similar Triangle Ratios by Carly Coffman

Similar Triangle Ratios by Carly Coffman
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2017-09-13 12:56
This example demonstrates the ratio relationships in similar triangles. It involves core math concepts like similarity criteria, proportional segments, and geometric transformations. Constructed using GeoGebra commands such as Polygon, Line, Intersect, Segment, Distance, and Midpoint to draw triangles, segments, and calculate distances and midpoints. Suitable for high school mathematics teaching to visually understand properties and applications of similar triangles.

GeoGebra Commands & Parameters

  1. Polygon(A, B, C) → t1, c, a, b
  2. Line(D, a) → f
  3. Line(A, B) → g
  4. Intersect(f, g) → E
  5. Line(A, C) → h
  6. Intersect(f, h) → F
  7. Segment(A, F) → i
  8. Segment(F, E) → j
  9. Segment(E, A) → k
  10. Distance(A, B) → distanceAB
  11. Midpoint(A, B) →
  12. Distance(B, E) → distanceBE
  13. Midpoint(B, E) →
  14. Distance(A, C) → distanceAC
  15. Midpoint(A, C) →
  16. Distance(C, F) → distanceCF
  17. Midpoint(C, F) →