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projection01 by Mr LO WY
Author:
tcchan
GeoGebra
New Resources
球體建築師
四邉形 (四年級) 教師版
画直线等分三角形的面积
兩組對邊相等和有直角的四邊形
兩位數除以一位數（二）
Discover Resources
圓交與公切線
max{f(x),g(x),s(x)} 與 min{f(x),g(x),s(x)}
二年級_錐體的觀察
Gazing Cow Problem (c)
Copy of 畢氏樹
Discover Topics
Congruence
Circle
Dilation
Rectangle
Ratios