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比较谁订的披萨更多

比较谁订的披萨更多
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2023-02-14 21:02
函数解析几何几何作图滑块动画
所属专题 Zahlenstrahl und Ordnen von Brüchen
这个范例演示了如何通过分数比较来决定谁订的披萨更多。涉及的核心数学概念是分数的相对大小比较和分数运算。作图要点——从下方『构造摘要』提炼用到了哪些 GeoGebra 命令/对象：Segment, Point, Line, SpeechBubbleLeft, SpeechBubbleRight, Polygon; 对象: valiTrue, bsp, ZiehMich0, eliaTrue, move, anmEli, SchaufelRechtsPunkt, distSchaufelRechts, anmVal, SchaufelLinksPunkt, distSchaufelLinks, ZiehMich, ZiehMich1, ZiehMich2, ZiehMich3, ZiehMich4, animValPizza2_4, animValPizza2_3, animValPizza2_2, anmEliPizza1_4, anmEliPizza1_3, anmEliPizza1_2, anmEliPizza1_1, anmValPizza1, text1, A, B, losgehts, C, D, vali1, E, F, elia1, G, H, f, weiter, zurueck, I。适合的学段或用途：小学5-6年级，用于分数概念和分数比较的教学。

GeoGebra 命令及参数

  1. Segment((23.5, -2.6), (11, -2.6)) → anmEli
  2. Point(anmEli) → SchaufelRechtsPunkt
  3. Segment((-17, -3), (-4.5, -3)) → anmVal
  4. Point(anmVal) → SchaufelLinksPunkt
  5. Segment((-13.92, -1.6), (-1.42, -1.6)) → animValPizza2_4
  6. Segment((-13.82, -1.62), (-1.32, -1.62)) → animValPizza2_3
  7. Segment((-13.76, -1.62), (-1.26, -1.62)) → animValPizza2_2
  8. Segment((17.5, -1.74), (5, -1.74)) → anmEliPizza1_4
  9. Segment((17.52, -1.72), (5.02, -1.72)) → anmEliPizza1_3
  10. Segment((17.58, -1.72), (5.08, -1.72)) → anmEliPizza1_2
  11. Segment((17.48, -1.74), (4.98, -1.74)) → anmEliPizza1_1
  12. Segment((-13.8, -1.74), (-1.3, -1.74)) → anmValPizza1
  13. Line(G, H) → f
  14. SpeechBubbleLeft(M, 7.2, 0.8) → polyVali
  15. SpeechBubbleRight(N, 6.9, 0.8) → polyElia
  16. Point(anmValPizza1) → Champ1Anim1
  17. Point(anmEliPizza1_1) → Cap1Anim1_1
  18. Point(anmEliPizza1_2) → Cap1Anim2_1
  19. Point(anmEliPizza1_3) → Cap1Anim3_1
  20. Point(anmEliPizza1_4) → Cap1Anim4_1
  21. Polygon(Box3LeftTop, Box3RightTop, Box3RightBottom, Box3LeftBottom) → box3, q, r, s, t
  22. Polygon(Box3LeftTop_{1}, Box3RightTop_{1}, Box3RightBottom_{1}, Box3LeftBottom_{1}) → box2, q_{1}, r_{1}, s_{1}, t_{1}
  23. Polygon(Box3LeftTop_{2}, Box3RightTop_{2}, Box3RightBottom_{2}, Box3LeftBottom_{2}) → box1, q_{2}, r_{2}, s_{2}, t_{2}
  24. Point(animValPizza2_4) → Champ2Anim4_1
  25. Point(animValPizza2_2) → Champ2Anim2_1
  26. Point(animValPizza2_3) → Champ2Anim3_1
  27. Segment((-13.84, -1.74), (-1.34, -1.74)) → animValPizza2_1
  28. Point(animValPizza2_1) → Champ2Anim1_1
  29. Point(anmEliPizza1_1) → Cap2Anim1_{1}
  30. Point(anmEliPizza1_1) → Cap3Anim1_1
  31. Segment((-13.3, -1.64), (-1.25, -1.64)) → anmValPizza1_2
  32. Point(anmValPizza1_2) → Champ1Anim3

AI 绘图提示语参考

绘制一个用于比较分数大小的教学场景：在同一平面给出两条水平对照的长条，左侧标注“Val”的一组分段（从若干相邻小区段组成的条带），右侧标注“Eli”的另一组分段（同样由相邻小区段构成）。在左右两侧长条上分别放置对应的端点，形成两组带状分界。再画一条穿过上方文字区域的直线，并在直线两侧放置左右气泡文字分别写“Val”和“Eli”。最后添加若干矩形多边形块，作为表示分数划分的方块区域，并确保这些方块与左右分段对齐，用于直观比较谁订得更多披萨。
以上提示语为根据原始绘图命令整理而来，仅供参考。