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Rotation Animation of Parallelogram

Rotation Animation of Parallelogram
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2016-06-16 10:27
AngleVectorTransformation
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 CCSS High School: Geometry (Congruence) Volume 2 Gail LeBlancCCSS High School: Geometry (Congruence) Volume 2 CCSS High School: Geometry (Congruence) Volume 2 Parallel Lines and Planes
This example demonstrates a rotation animation of a parallelogram. Key mathematical concepts include angles, straight lines, and rotation. Using GeoGebra commands such as Point, Rotate, Angle, Line, etc., dynamic geometric figures can be constructed. Suitable for middle school and above students to learn geometric transformations and dynamic geometry.

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, E, G) → q
  17. CircleSector(A, G, D) → r
  18. Dilate(A, If[0 < i < 1, 1 - i], C) → A'
  19. Vector(A, A') → u
  20. Translate(q, u) → q'
  21. Translate(r, u) → r'
  22. CircleArc(A, E, G) → c_1
  23. CircleArc(A, G, D) → f_1