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orthocenter-dwhite
作者：
dcathey2018
主題：
垂心
GeoGebra
最新資源
Parallelogram Linkage
Sine and Cosine on the Unit Circle
Steel Chair
apec
Tangent Vector (2)
探索資源
Pyth Thm: Coordinates
Principia Bk. III Phen. 1
Arc Length
Why SSA and ASS don't prove congruence with circles
OppAngles.ggb
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算術
Linear Equations
正三角形
體積
冪函數