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優良作品1
Author:
Ching-Hui Chou
GeoGebra
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平行線的斜率
祖冲之的期望：内棋与外棋
圓的基本性質
直線的斜率：水平變化 & 鉛垂變化
龙形曲线-分形龙2
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基本檔
TRIANGLE
Tangent from an external point
長方體動態展開圖
拋物線6--包絡線法
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Trigonometry
Constructions
Median Line
Indefinite Integral
Normal Distribution