菱形与正方形构造演示 by osimmonds41

菱形与正方形构造演示 by osimmonds41
几何画板及绘图内容加载中,请稍等……
2016-10-04 00:00
①本范例演示了菱形与正方形的几何构造及其关系;②涉及核心数学概念包括多边形、解析几何、导数、体积计算;③作图要点提炼自构造摘要,使用了Circle(圆)、Point(点)、Intersect(交点)、Segment(线段)、Distance(距离)、OrthogonalLine(垂线)、Midpoint(中点)等GeoGebra命令;④适合高中及以上数学学习者,用于理解几何作图与函数应用。

GeoGebra 命令及参数

  1. Circle(A, D) → c
  2. Point(c) → B
  3. Circle(B, A) → d
  4. Circle(D, A) → e
  5. Intersect(d, e, 2) → C
  6. Segment(A, B) → f
  7. Segment(B, C) → g
  8. Segment(A, D) → h
  9. Segment(C, D) → i
  10. Segment(A, C) → j
  11. Distance(B, A) → distanceBA
  12. Distance(A, D) → distanceAD
  13. Distance(D, C) → distanceDC
  14. Distance(C, B) → distanceCB
  15. Segment(W, Z) → k
  16. Circle(W, Z) → p
  17. OrthogonalLine(W, k) → l
  18. Intersect(p, l, 2) → X
  19. OrthogonalLine(X, l) → m
  20. OrthogonalLine(Z, k) → n
  21. Intersect(m, n) → Y
  22. Distance(W, X) → distanceWX
  23. Midpoint(W, X) →
  24. Distance(X, Y) → distanceXY
  25. Midpoint(X, Y) →
  26. Distance(Y, Z) → distanceYZ
  27. Midpoint(Y, Z) →
  28. Distance(Z, W) → distanceZW
  29. Midpoint(Z, W) →