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Copy of 固定周界的長方形的面積變化
Author:
chengkp
,
Anthony OR 柯志明
GeoGebra
柯志明，香港 GeoGebra 學院
New Resources
近似值：有效數字
四邊形的特性
美國國旗 (Codex 版)
Nested spiral octagon
算柱 (兩位數)
Discover Resources
S5 Permutation and Combination
旋轉方塊
折線
圓周和直徑(一)NEW
Lissajous curves(利薩如圖形)
Discover Topics
Line Segment
Function Graph
Pythagoras or Pythagorean Theorem
Fractions
Circumcircle or Circumscribed Circle