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方位(BA)
Author:
Norman Wong
GeoGebra
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第八周作业
折扣
活动三:应用性质
盈利與虧蝕
龙形曲线-分形龙
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點之極線定理 / polar of a point theorem
Homework8
-3/2 ≤ cosα + cosβ + cosγ ≤ 3
鉛筆畫圓
二倍角的余弦公式的证明
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Volume
Right Triangles
Special Points
Constructions
Geometric Distribution