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Author:
戴宇宏
GeoGebra
New Resources
拼砌四邊形
畫出對稱圖形
兩組對邊相等的四邊形
找出對稱軸
柱體建築師
Discover Resources
滾動
ggbbook1
example
活動工作紙LEVEL03
三角形n邊形外角和
Discover Topics
Integers
Cosine
Kite
Random Experiments
Coordinates