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Types of Triangles

Types of Triangles
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2019-03-26 06:01
TriangleAngleGeometric Construction
In collections Geometry workbook
This example demonstrates different types of triangles, including acute, right, and obtuse triangles. Key mathematical concepts include triangle classification, angle and side relationships. Using GeoGebra commands such as Point, Polygon, Angle, and Distance, dynamic construction and exploration of triangle properties are facilitated. Suitable for middle school and above students and teachers.

GeoGebra Commands & Parameters

  1. Point(f) → A
  2. OrthogonalLine(A, f) → g
  3. Point(g) → B
  4. Point(f) → C
  5. Angle(B, C, A) → α
  6. Angle(B, A, C) → β
  7. Angle(A, B, C) → γ
  8. Polygon(B, C, A) → t1, a, b, c
  9. Polygon(D, E, 3) → poly1, h, i, j, F
  10. Angle(D, F, E) → δ
  11. Angle(F, E, D) → ε
  12. Angle(F, D, E) → ζ
  13. Distance(D, F) → distanceDF
  14. Distance(F, E) → distanceFE
  15. Distance(E, D) → distanceED
  16. Circle(G, H) → d
  17. Point(d) → I
  18. Segment(G, H) → k
  19. Segment(G, I) → l
  20. Segment(H, I) → m
  21. Angle(G, H, I) → η
  22. Angle(H, I, G) → θ
  23. Angle(I, G, H) → ι
  24. Polygon(H, G, I) → t2, i_1, h_1, g_1
  25. Distance(G, H) → distanceGH
  26. Distance(G, I) → distanceGI
  27. Distance(I, H) → distanceIH
  28. PointIn(t2) → J
  29. Point(a) → K
  30. PointIn(poly1) → L