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zhlsh-2
Author:
张老师
GeoGebra
New Resources
活动三:应用性质
撒针估算面积实验
椭圆内切圆链
第三周作业效果演示
第八周作业3
Discover Resources
Prime Factors - step by step
周界
two-example
一次函数图象及性质
根據百分率找數量(二): 例4的副本
Discover Topics
Ellipse
Calculus
Addition
Triangles
Hyperbola