Pythagorean Theorem Exploration by mcalpiho

Pythagorean Theorem Exploration by mcalpiho
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2015-09-05 13:41
This activity demonstrates the Pythagorean Theorem by comparing the areas of squares on each side of a right triangle. Students explore the relationship between the lengths of the sides and the areas using GeoGebra commands like Line, OrthogonalLine, Intersect, Polygon, etc. Ideal for middle school and high school students learning geometry and algebra.

GeoGebra Commands & Parameters

  1. Line(S, D) → L
  2. OrthogonalLine(R, L) → M
  3. OrthogonalLine(E, L) → N
  4. Intersect(L, N) → F
  5. Polygon(E, F, D) → poly1, b, a, c
  6. Angle(D, F, E) → α
  7. Polygon(D, F, 4) → poly2, f, g, h, i, F_1, G
  8. Polygon(F, E, 4) → poly3, j, k, l, m_2, H, I
  9. Polygon(E, D, 4) → poly4, n_2, p, q, r, J, K
  10. Point(Circle[V, a + b]) → W
  11. Segment(V, W) → m
  12. Point(Circle[Z, a + b]) → A_1
  13. Segment(Z, A_1) → n
  14. Polygon(A_1, Z, 4) → poly8, i_1, j_1, k_1, l_1, B_1, C_1
  15. Polygon(W, V, 4) → poly9, m_1, n_1, p_1, q_1, D_1, E_1
  16. Point(Circle[K_2, a]) → L_2
  17. Point(Circle[M_2, a]) → N_2
  18. Line(K_2, L_2) → a_4
  19. Point(Circle[K_2, b]) → P_2
  20. Line(M_2, N_2) → d_4
  21. Point(Circle[M_2, b]) → R_2
  22. Point(Circle[S_2, a]) → T_2
  23. Point(Circle[S_2, b]) → U_2
  24. Point(Circle[V_2, a]) → W_2
  25. Segment(V_2, W_2) → i_4
  26. Point(Circle[V_2, b]) → Z_2
  27. Segment(V_2, Z_2) → j_4
  28. Polygon(Z_2, V_2, W_2) → poly20, w_2, z_2, v_2
  29. Point(Circle[G_3, a]) → H_3
  30. Segment(G_3, H_3) → h_4
  31. Point(Circle[G_3, b]) → I_3
  32. Segment(G_3, I_3) → m_4
  33. Polygon(I_3, G_3, H_3) → poly21, h_5, i_5, g_5
  34. Angle(poly20) → θ, ι, κ
  35. Angle(poly21) → ϕ, χ, ψ
  36. Point(Circle[A_3, a]) → B_3
  37. Segment(A_3, B_3) → s_3
  38. Rotate(B_3, 90*°, A_3) → C_3
  39. Angle(B_3, A_3, C_3) → δ
  40. Segment(C_3, A_3) → t_3
  41. Point(Circle[A_3, b]) → D_3
  42. Segment(A_3, D_3) → b_4
  43. Polygon(D_3, A_3, B_3) → poly17, b_5, d_5, a_5
  44. Point(Circle[E_3, a]) → F_3
  45. Segment(E_3, F_3) → c_4
  46. Point(Circle[E_3, b]) → J_3
  47. Segment(E_3, J_3) → e_4
  48. Angle(J_3, E_3, F_3) → ε
  49. Polygon(J_3, E_3, F_3) → poly18, f_4, j_5, e_5
  50. Point(Circle[K_3, a]) → L_3
  51. Segment(K_3, L_3) → g_4
  52. Point(Circle[K_3, b]) → M_3
  53. Segment(K_3, M_3) → k_4
  54. Angle(L_3, K_3, M_3) → ζ
  55. Polygon(M_3, K_3, L_3) → poly19, l_4, m_5, k_5
  56. Point(Circle[N_3, a]) → O_3
  57. Segment(N_3, O_3) → n_4
  58. Point(Circle[N_3, b]) → P_3
  59. Segment(N_3, P_3) → p_4
  60. Angle(O_3, N_3, P_3) → η
  61. Polygon(O_3, N_3, P_3) → poly22, p_5, o_3, n_5
  62. Point(Circle[A, a]) → B
  63. Segment(A, B) → d
  64. Point(Circle[A, b]) → C
  65. Segment(A, C) → e
  66. Point(Circle[O, a]) → P
  67. Segment(O, P) → s
  68. Point(Circle[O, b]) → Q
  69. Segment(O, Q) → t
  70. Angle(B, A, C) → β
  71. Polygon(B, C, A) → poly5, a_1, b_1, c_1
  72. Angle(P, O, Q) → γ
  73. Polygon(P, O, Q) → poly6, q_2, p_2, o
  74. Point(Circle[T, a]) → U
  75. Segment(T, U) → d_1
  76. Point(Circle[G_1, b]) → H_1
  77. Segment(G_1, H_1) → e_1
  78. Polygon(U, T, 4) → poly7, g_1, h_1, r_1, s_1, K_1, L_1
  79. Polygon(H_1, G_1, 4) → poly10, t_1, a_2, b_2, c_2, M_1, N_1
  80. Point(Circle[MOVE, a]) → R_1
  81. Segment(MOVE, R_1) → h_2
  82. Rotate(R_1, 90*°, MOVE) → S_1
  83. Angle(R_1, MOVE, S_1) → λ
  84. OrthogonalLine(S_1, h_2) → i_2
  85. Point(Circle[MOVE, b]) → T_1
  86. Segment(MOVE, T_1) → j_2
  87. Angle(R_1, MOVE, T_1) → μ
  88. OrthogonalLine(T_1, h_2) → k_2
  89. Polygon(T_1, MOVE, R_1) → poly12, r_2, t_2, q_3
  90. Line(MOVE, R_1) → l_2
  91. Line(T_1, l_2) → d_3
  92. Polygon(T_1, R_1, 4) → poly13, s_2, a_3, b_3, c_3, V_1, W_1

AI Drawing Prompt Reference

Draw a right triangle and construct squares on each of its sides. Compare the areas of the squares to demonstrate the Pythagorean theorem. Start by drawing the right triangle, then construct squares on each side, labeling their areas. Next, draw a line from the right angle to the midpoint of the hypotenuse and show the length relationships. Finally, use rotations and reflections to further verify the geometric meaning of the Pythagorean theorem.
The prompt above was compiled from the original drawing commands and is for reference only.