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密鋪2
Author:
chen mingchuan
GeoGebra
New Resources
畫出對稱圖形
拼砌四邊形
小数 的副本
【案例】2018年全国1卷理科12题
兩位數除以一位數（一）
Discover Resources
MathMedia150206
Geometry: Plane Figures (幾何： 平面圖像)
各種三角形
khkhk
學習活動二之三解的圖形
Discover Topics
Cube
Real Numbers
Optimization Problems
Quadratic Functions
Interest Calculation