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Cylinder and Cone Volume Comparison by aswenson

Cylinder and Cone Volume Comparison by aswenson
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2019-08-13 04:46
FunctionTrigonometrySolid GeometryGeometric Construction
This example dynamically demonstrates the volume calculation process of cylinders and cones, visually comparing their volume relationships. Core math concepts include volume formulas, geometric properties, quadratic functions, and mean value theorems. Construction highlights the use of GeoGebra commands like Vector, Translate, OrthogonalLine, Segment, Mirror, Midpoint, Conic, Line, Intersect, Sequence, and Dilate, along with objects such as B_1, xa, sinphi, cosphi, ya, sintheta, etc. Ideal for high school solid geometry instruction, aiding students in understanding spatial figure volume calculations and property contrasts.

GeoGebra Commands & Parameters

  1. Vector(B_1, Y) → v
  2. Vector(B_1, X) → w
  3. Translate(O, Vector[(height * w)]) → C
  4. Vector(B_1, Z) → u
  5. Translate(O, Vector[(radius * u)]) → A_3
  6. OrthogonalLine(View3D, yAxis) → a_2
  7. OrthogonalLine(View3D, xAxis) → b_2
  8. Segment(O, A_3) → d
  9. Translate(O, Vector[(radius * v)]) → B
  10. Segment(O, B) → e
  11. Mirror(B, O) → D
  12. Mirror(A_3, O) → E
  13. Segment(D, O) → h_1
  14. Segment(E, O) → i
  15. Midpoint(B, A_3) → F
  16. Midpoint(B, F) → G
  17. Midpoint(O, G) → H
  18. Midpoint(H, G) → I
  19. Mirror(I, G) → J
  20. Conic(A_3, J, B, E, D) → f
  21. Segment(C, A_3) → j
  22. Segment(C, B) → l
  23. Segment(C, E) → m_2
  24. Segment(C, D) → n_2
  25. Line(F, O) → p
  26. Midpoint(B, E) → K
  27. Line(K, O) → q
  28. Intersect(f, p) → L, M
  29. Intersect(f, q) → N, P
  30. Segment(C, N) → r
  31. Segment(C, L) → s
  32. Segment(C, P) → t
  33. Segment(C, M) → a1
  34. Segment(C, O) → b1
  35. Vector(O, H1) → z
  36. Translate(f, z) → p1
  37. Translate(C, z) → I1
  38. Vector(H1, I1) → u1
  39. Translate(p1, u1) → q1
  40. Translate(D, z) → J1
  41. Translate(N, z) → K1
  42. Translate(A_3, z) → M1
  43. Translate(M, z) → N1
  44. Translate(L, z) → O1
  45. Translate(E, z) → P1
  46. Translate(P, z) → Q1
  47. Translate(B, z) → R1
  48. Translate(J1, u1) → S1
  49. Translate(K1, u1) → T1
  50. Translate(M1, u1) → U1
  51. Translate(N1, u1) → V1
  52. Translate(R1, u1) → W1
  53. Translate(Q1, u1) → Z1
  54. Translate(O1, u1) → A'2
  55. Translate(P1, u1) → B2
  56. Segment(S1, J1) → l1
  57. Segment(T1, K1) → m1
  58. Segment(U1, M1) → n1
  59. Segment(V1, N1) → r1
  60. Segment(W1, R1) → s1
  61. Segment(Z1, Q1) → t1
  62. Segment(B2, P1) → a2
  63. Segment(A'2, O1) → b2
  64. Segment(I1, H1) → g2
  65. Segment(H1, M1) → h2
  66. Sequence(Translate[p1, Vector[(i * u1)]], i, 0, 1, o) → L1
  67. Sequence(Dilate[f, i, C], i, 0, 1, o) → L2
  68. Midpoint(h2) → J_1
  69. Midpoint(d) → L_1
  70. Dilate(f, a, C) → f'_2
  71. Translate(p1, Vector[(a / 3 * u1)]) → p1'
  72. Translate(p1, Vector[(1 / 3 * u1)]) → p1'_1
  73. Translate(p1, Vector[(2 / 3 * u1)]) → p1'_2
  74. Sequence(Dilate[f, i, C], i, a, 1, o) → liste11
  75. Sequence(Translate[p1, Vector[(i * u1)]], i, 0, a / 3, o) → liste1