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geo123
Author:
hsu hung yang
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GeoGebra
New Resources
判斷球體
兩組對邊相等的四邊形
找出對稱軸
畫出對稱圖形
四邉形 (四年級) 教師版
Discover Resources
RECTANGLE
ｔｅｓｔ
圓方程式
动圆与两圆外切与内切(2)
球体的体积推导（优化版）
Discover Topics
Random Variables
Quadratic Functions
Natural Numbers
Dilation
Geometric Transformations