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对合1
Author:
代国兴
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
拼砌四邊形
兩組對邊相等和有直角的四邊形
兩位數除以一位數（二）
錐體建築師
Discover Resources
線對稱圖形練習1
Rectangle _03
陳柄何的GGB book
FHMS Corr Angles (1 Pair)
P1 1st Maths
[洋葱] 相似与全等
Discover Topics
Symmetry
Sequences and Series
Tangent Line or Tangent
Probability
Statistics