GeoGebra Geometric Construction and Calculus Application

GeoGebra Geometric Construction and Calculus Application
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2022-09-13 01:49
This example demonstrates the integration of geometric figures and calculus concepts to illustrate area calculation and slope analysis. Key mathematical concepts include polygon area, linear functions, slope, and median value. Construction involves using GeoGebra commands like Point, Polygon, OrthogonalLine, and Dilate to build the figure, with dynamic adjustments via Rotate and other transformations. Suitable for high school students or college undergraduates to enhance understanding of geometric transformations and function relationships.

GeoGebra Commands & Parameters

  1. Point(Ray[A, A + (1, 0)]) → B
  2. PointIn(d) → C
  3. Polygon(A, B, C) → t1, f, a, b
  4. OrthogonalLine(C, g) → h
  5. Intersect(g, h) → C_{1}
  6. Point(Ray[C, C + (1, 0)]) → D
  7. Dilate(C, If[0 < c ≤ 1, 1 - c, 0], D) → F'
  8. Dilate(D, If[1 < c ≤ 2, 2 - c, 0], C_{1}) → D'
  9. Rotate(C, If[2 < c ≤ 3, ((c - 2) * pi), pi], D) → F'_{1}
  10. Rotate(F', If[2 < c ≤ 3, ((c - 2) * pi), pi], D) → F''
  11. Angle(C, B, A) → β
  12. Angle(B, A, C) → γ
  13. If(γ ≟ pi / 2, 12, 16) → o
  14. Midpoint(B, D) → E
  15. Polygon(A, B, E, C) → q1, a_1, b_1, e, c_1
  16. Polygon(E, D, C) → t2, c_2, e_1, d_1
  17. Dilate(D, If[0 < c ≤ 1, 1 - c, 0], E) → D'_{1}
  18. Segment(D, D'_{1}) → i
  19. Rotate(D, If[1 < c ≤ 2, ((-(c - 1)) * pi), (-pi)], E) → D'_{2}
  20. Rotate(D'_{1}, If[1 < c ≤ 2, ((c - 1) * pi), pi], E) → F
  21. Segment(D'_{2}, F) → i'
  22. Segment(C, D) → j
  23. Segment(A, C) → k
  24. Dilate(C, If[2 < c ≤ 3, 3 - c, 0], E) → C'
  25. Segment(C, C') → l
  26. Rotate(E, If[4 < c ≤ 5, ((-(c - 4)) * pi), (-pi)], E) → E'
  27. Rotate(D, If[4 < c ≤ 5, ((-(c - 4)) * pi), (-pi)], E) → D'_{3}
  28. Rotate(C, If[4 < c ≤ 5, ((-(c - 4)) * pi), (-pi)], E) → C'_{1}
  29. Polygon(E', D'_{3}, C'_{1}) → t2', c'_{1}, e', d'_{3}
  30. Segment(C'_{1}, D'_{3}) → m
  31. Segment(D'_{3}, E) → n
  32. Segment(C'_{1}, E) → p
  33. Angle(E, C'_{1}, D'_{3}) → α
  34. OrthogonalLine(C, g) → q
  35. Intersect(g, q) → G
  36. Midpoint(C, G) → H
  37. Dilate(C, If[6 < c ≤ 7, 7 - c, 0], H) → C'_{2}
  38. Segment(C, C'_{2}) → r
  39. Dilate(H, If[7 < c ≤ 8, 8 - c, 0], G) → H'
  40. Segment(H, H') → s
  41. Rotate(C, If[8 < c ≤ 9, ((-(c - 8)) * pi), (-pi)], H) → C'_{3}
  42. Rotate(C'_{2}, If[8 < c ≤ 9, ((-(c - 8)) * pi), (-pi)], H) → I
  43. Segment(C'_{3}, I) → r'
  44. Midpoint(k) → J
  45. Dilate(E, If[9 < c ≤ 10, 10 - c, 0], H) → E'_{1}
  46. Dilate(J, If[9 < c ≤ 10, 10 - c, 0], H) → J'
  47. Segment(J, J') → t
  48. Segment(E, E'_{1}) → f_1
  49. Polygon(A, C'_{1}, E, J) → q2, a_2, g_1, e_2, j_1
  50. Polygon(E, C, J) → t3, j_2, e_3, c_3
  51. Rotate(E, If[11 < c ≤ 12, ((-(c - 11)) * pi), (-pi)], E) → E'_{2}
  52. Rotate(C, If[11 < c ≤ 12, ((-(c - 11)) * pi), (-pi)], E) → C'_{4}
  53. Rotate(J, If[11 < c ≤ 12, ((-(c - 11)) * pi), (-pi)], E) → J'_{1}
  54. Polygon(E'_{2}, C'_{4}, J'_{1}) → t3', j'_{1}, e'_{2}, c'_{4}
  55. Segment(J'_{1}, C'_{4}) → h_1
  56. Segment(C'_{4}, E) → i_1
  57. Segment(E, J'_{1}) → k_1
  58. Segment(A, J) → l_1
  59. Segment(J, C) → m_1
  60. OrthogonalLine(C'_{1}, g) → n_1
  61. Intersect(n_1, p_1) → K
  62. OrthogonalLine(J'_{1}, g) → q_1
  63. Intersect(q_1, g) → L
  64. Dilate(J'_{1}, If[13 < c ≤ 14, 14 - c, 0], L) → M
  65. Segment(J'_{1}, M) → r_1
  66. Dilate(C'_{1}, If[13 < c ≤ 14, 14 - c, 0], K) → N
  67. Segment(C'_{1}, N) → s_1
  68. Polygon(A, L, J'_{1}, J) → q3, a_3, l_2, t_1, j_3
  69. Polygon(L, C'_{1}, J'_{1}) → t4, f_2, l_3, g_2
  70. Dilate(J'_{1}, If[15 < c ≤ 16, 16 - c, 0], J) → O
  71. Vector(J'_{1}, O) → u
  72. Translate(L, u) → L'
  73. Translate(C'_{1}, u) → P
  74. Translate(J'_{1}, u) → Q
  75. Polygon(L', P, Q) → t4', q_2, l', p_2
  76. Segment(P, O) → h_2
  77. Segment(O, L') → i_2
  78. Polygon(A, C'_{1}, K, J) → q4, a_4, k_2, k_3, j_4
  79. Polygon(C'_{1}, J'_{1}, K) → t5, k_4, m_2, n_2
  80. Translate(C'_{1}, u) → R
  81. Translate(J'_{1}, u) → S
  82. Translate(K, u) → K'
  83. Polygon(R, S, K') → t5', k', r_2, s_2
  84. Segment(R, Q) → t_2
  85. Segment(R, K') → b_2
  86. Point(f_3) → T
  87. Intersect(eq1, Line[A, B]) → U
  88. Segment(T, U) → d_2
  89. Midpoint(A, B) → V
  90. Midpoint(C, D) → W
  91. RotateText(text2, pi / 2) → text4
  92. Midpoint(D'_{3}, C'_{1}) → Z
  93. RotateText(text3, (-((pi * (c - 5))))) → text5

AI Drawing Prompt Reference

Draw a triangle ABC with point A at the origin, point B on the x-axis, and point C in the first quadrant. Construct a line h perpendicular to a given line g through point C, intersecting at C₁. Then, rotate point D around point C using the Dilate command to create a series of dynamic polygons and segments, including t1, f, a, b, q1, a_1, b_1, e, c_1, t2, c_2, e_1, d_1, t2', c'_{1}, e', d'_{3}, etc. Finally, generate more segments and polygons through rotations and scaling, such as i, j, k, l, m, n, p, r, s, t, r', f_1, to illustrate geometric transformations and function relationships.
The prompt above was compiled from the original drawing commands and is for reference only.