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Same Side Exterior Angles and Parallel Lines

Same Side Exterior Angles and Parallel Lines
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2016-02-05 19:33
AngleTransformationGeometric Construction
In collections Congruence (CO) Cluster Congruence (Vol 2) CCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 Gail LeBlancCCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 Parallel Lines and Planes Parallel Lines & Related Angles Parallel Lines & Related Angles Geometry: Parallel Lines & Related Angles Angle Congruence Intros
This example illustrates the relationship between same side exterior angles and parallel lines. Key mathematical concepts include the properties of angles and parallel lines. Using GeoGebra commands such as rotation, angle measurement, and line and circle construction, it demonstrates how to understand these concepts through geometric construction. Suitable for middle school and above students learning geometry and related topics.

GeoGebra Commands & Parameters

  1. Point(a) → B
  2. Rotate(B, α, A) → B'
  3. Angle(B, A, B') → β
  4. Line(A, B') → b
  5. Circle(A, 1) → e
  6. Intersect(b, d) → C
  7. Circle(C, 1) → f
  8. Intersect(e, a) → D, E
  9. Intersect(e, b) → F, G
  10. Intersect(f, b) → H, I
  11. Intersect(f, d) → J, K
  12. CircleSector(C, K, I) → g
  13. CircleSector(C, I, J) → h
  14. CircleSector(C, J, H) → k
  15. CircleSector(C, H, K) → p
  16. CircleSector(A, D, F) → s
  17. CircleSector(A, F, E) → t
  18. Dilate(A, If[0 < i < 1, 1 - i], C) → A'
  19. Vector(A, A') → u
  20. Translate(s, u) → s'
  21. Translate(t, u) → t'
  22. CircleArc(C, K, I) → d_1
  23. CircleArc(C, I, J) → e_1
  24. CircleArc(A, D, F) → g_1
  25. CircleArc(A, F, E) → k_1