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Copy of 題 5
Author:
Tmw
,
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
兩組對邊相等的四邊形
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（一）
兩位數除以一位數（二）
Discover Resources
推移（y 方向）
西姆松定理推廣(西姆松圓)
MFS: Rebound 1
test000
拋物線1--焦點法
Discover Topics
Variance
Median Line
Real Numbers
Geometry
Incircle or Inscribed Circle