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圓冪性質
Author:
陳隆期
GeoGebra
New Resources
異分母分數減法
第八周作业
四邊形的特性
找出對稱軸
拼砌四邊形
Discover Resources
兩外切圓之外公切線作圖法
String Art
gjc091a27 三角形旋轉
圓例8
学用数学（分季）
Discover Topics
Rational Numbers
Distributions
Geometric Mean
Area
Vectors 3D (Three-Dimensional)