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追及相遇3.0
Author:
郭萌
GeoGebra
New Resources
垂直線的斜率
平行線的斜率
【案例】2018年全国1卷理科12题
常见四边形是否是双心四边形
球体的体积推导(优化版)
Discover Resources
平行線截等比例
分數比較
九點圓的真正面貌
展開圓面積 (講義版)的副本
谢庆GGB绘本一
Discover Topics
Sequences and Series
Sphere
Linear Regression
Geometric Transformations
Tangent Function