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proposition 19
作者：
Zekeriya Karadag
GeoGebra
最新資源
Parallel Line Image Maker
seo tool
Graphs of Rational Expressions
Which Quadrilateral is Which?
Sine and Cosine on the Unit Circle
探索資源
Geogebra Construct: George Kosinski
Z Solving Right Triangles
IG: Unit Circle and Cosine Graph
מגן דוד במשולש
Incenter Construction
探索主題
角度
矩陣
黎曼和（Riemann Sum）
正三角形
導數