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作者:
Ho-Kai Chen
動圓和定圓C外切, 因兩圓相切, 切點隨著動圓而變動... 動圓的圓心軌跡是拋物線
GeoGebra
最新資源
Building Trapezoids with Set Areas
רישום חופשי
Classifying Triangles
z`]]
Pathway to Proof: Triangle Angles
探索資源
To explore the location of circumcentre and circumcircle.
Cylinder inscribed in a Cone
Warren Truss
Time Challenge
Howl's Castle
探索主題
正切函數
角度
面積
百分率
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