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作者：
ckilkienghs
Tangents from an external point are equal in length.
GeoGebra
最新資源
Building Triangles with Set Areas
Building Trapezoids with Set Areas
apec
Area of a Trapezoid
Parallelogram Anatomy
探索資源
Corollary 3, Part 2
Investigating the properties of Parallelograms
AAS Congruence
Perbandingan
تطابق المثلثات (ضلع -ضلع -ضلع)
探索主題
Dilation
算術
數
二次函數
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