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Sean Jackson Constructions Example by scjackson (3)

Sean Jackson Constructions Example by scjackson (3)
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2016-03-08 22:06
CircleAngleVectorCoordinate GeometryGeometric Construction
This example demonstrates precise geometric constructions and calculations using GeoGebra, involving core math concepts like geometric construction, angle measurement, distance calculation, and symmetry transformations. Key GeoGebra commands and objects used include Segment, Line, Point, Intersect, Angle, Distance, Circle, OrthogonalLine, Midpoint, and Mirror, as listed in the construction summary. Suitable for high school and above learners to understand geometric construction steps and principles, enhancing spatial reasoning skills.

GeoGebra Commands & Parameters

  1. Segment(A, B) → a
  2. Line(C, a) → b
  3. Point(b) → D
  4. Segment(B, D) → c
  5. Line(A, c) → d
  6. Intersect(b, d) → E
  7. Segment(D, E) → e
  8. Segment(A, E) → f
  9. Angle(B, A, E) → α
  10. Angle(A, E, D) → β
  11. Angle(E, D, B) → γ
  12. Angle(D, B, A) → δ
  13. Segment(E, B) → h
  14. Segment(A, D) → g
  15. Intersect(h, g) → F
  16. Distance(A, F) → distanceAF
  17. Distance(F, E) → distanceFE
  18. Distance(D, F) → distanceDF
  19. Distance(F, B) → distanceFB
  20. Segment(G, H) → i
  21. Circle(G, H) → k
  22. Point(k) → J
  23. Segment(G, J) → j
  24. Circle(G, H) → q
  25. Line(J, i) → l
  26. Line(H, j) → m
  27. Intersect(l, m) → K
  28. Segment(J, K) → n
  29. Segment(K, H) → p
  30. Segment(H, J) → r
  31. Segment(G, K) → s
  32. Intersect(r, s) → L
  33. Angle(G, L, J) → ε
  34. Angle(K, J, L) → ζ
  35. Angle(L, J, G) → η
  36. Angle(J, G, L) → θ
  37. Angle(L, G, H) → ι
  38. Angle(G, H, L) → κ
  39. Angle(L, H, K) → λ
  40. Angle(H, K, L) → μ
  41. Angle(L, K, J) → ν
  42. Segment(M, N) → t
  43. Line(O, t) → a_1
  44. OrthogonalLine(N, t) → b_1
  45. OrthogonalLine(M, t) → c_1
  46. Intersect(a_1, c_1) → P
  47. Intersect(a_1, b_1) → Q
  48. Segment(N, Q) → d_1
  49. Segment(Q, P) → e_1
  50. Segment(P, M) → f_1
  51. Angle(M, N, Q) → ξ
  52. Angle(N, Q, P) → ο
  53. Angle(Q, P, M) → ρ
  54. Angle(P, M, N) → σ
  55. Segment(N, P) → g_1
  56. Segment(Q, M) → h_1
  57. Segment(R, S) → i_1
  58. Circle(R, S) → k_1
  59. OrthogonalLine(R, i_1) → j_1
  60. Circle(R, S) → p_1
  61. Intersect(p_1, j_1, 1) → T
  62. Line(T, i_1) → l_1
  63. OrthogonalLine(S, i_1) → m_1
  64. Intersect(l_1, m_1) → U
  65. Intersect(j_1, l_1) → V
  66. Segment(V, R) → n_1
  67. Segment(U, S) → q_1
  68. Segment(V, U) → r_1
  69. Segment(R, U) → s_1
  70. Segment(S, V) → t_1
  71. Intersect(s_1, t_1) → W
  72. Angle(U, W, S) → τ
  73. Angle(S, W, R) → υ
  74. Angle(R, W, V) → ϕ
  75. Segment(Z, A_1) → a_2
  76. Line(B_1, a_2) → b_2
  77. Point(b_2) → C_1
  78. Segment(Z, C_1) → c_2
  79. Segment(A_1, B_1) → d_2
  80. Segment(C_1, B_1) → e_2
  81. Midpoint(c_2) → D_1
  82. Midpoint(d_2) → E_1
  83. Segment(D_1, E_1) → f_2
  84. Segment(F_1, G_1) → g_2
  85. Line(H_1, g_2) → h_2
  86. Point(h_2) → I_1
  87. Segment(F_1, I_1) → i_2
  88. Midpoint(g_2) → J_1
  89. OrthogonalLine(J_1, g_2) → j_2
  90. Mirror(F_1, j_2) → K_1
  91. Mirror(I_1, j_2) → L_1
  92. Segment(K_1, L_1) → k_2
  93. Segment(I_1, L_1) → l_2
  94. Segment(P_1, Q_1) → p_2
  95. Midpoint(p_2) → R_1
  96. OrthogonalLine(R_1, p_2) → q_2
  97. Point(q_2) → O_1
  98. Segment(P_1, O_1) → n_2
  99. Mirror(P_1, q_2) → S_1
  100. Mirror(O_1, q_2) → T_1
  101. Segment(S_1, T_1) → r_2
  102. Point(q_2) → U_1
  103. Segment(Q_1, U_1) → s_2
  104. Mirror(Q_1, q_2) → V_1
  105. Mirror(U_1, q_2) → W_1
  106. Segment(V_1, W_1) → t_2
  107. Segment(O_1, U_1) → a_3
  108. Intersect(p_2, a_3) → Z_1
  109. Angle(Q_1, Z_1, O_1) → ψ
  110. Angle(U_1, P_1, O_1) → χ
  111. Angle(O_1, Q_1, U_1) → α_1
  112. Angle(V, R, S) → ω
  113. Angle(S, U, V) → β_1
  114. Angle(W, V, R) → γ_1
  115. Angle(W, S, U) → δ_1