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圖一
Author:
wong wai man
,
GeoGebra Institute of Hong Kong
GeoGebra
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兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
拼砌四邊形
三位數除以一位數(一)
四邉形 (四年級) 教師版
Discover Resources
equation of circle
Quiz on Partial Variation 部分變:測驗
複合圖形(八)
angle sum of triangle
包絡線1
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Combinatorics
Natural Numbers
Numbers
Fractal Geometry
Trigonometry