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李洲意
Author:
Lee Chew Yee
GeoGebra
New Resources
Nested spiral octagon
長方體平面投影 (Codex版)
四邉形 (四年級) 教師版
兩組對邊相等的四邊形
直角坐標平面上的旋轉變換
Discover Resources
伸縮變換
集合的小结
單一物件分段移動
夹逼法确定无理数根号2的范围
翰林數學_2下_CH3-2_ASA作圖
Discover Topics
Plane Figures or Shapes
Root
Set Theory
Exponent
Combinatorics