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线歪了吗?
Author:
汪娟
GeoGebra
New Resources
活动三:应用性质
平行線的判定
第三周作业效果演示
龙形曲线-分形龙2
百分數及其應用
Discover Resources
凸透鏡成像
圓餅圖
梯形
网易
奥倍尔定理
Discover Topics
Functions
Ellipse
Quadratic Functions
Piecewise Functions
Geometric Transformations