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Tangents from an External Point
Author:
Y.C.Lee
,
aamtinc
GeoGebra
New Resources
第八周作业
拼砌四邊形
畫出對稱圖形
四邊形的特性
柱體建築師
Discover Resources
我的作法
Triangle
角度、弧度互換
基础知识
極線對偶定理 / polar duality theorem 的複本
Discover Topics
Geometry
Calculus
Power Functions
Line Segment
Bar Chart or Bar Graph