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Author:
GaryLee
GeoGebra
New Resources
第八周作业
柱體建築師
異分母分數減法
【案例】圆柱体内放置一个大球六个小球
拼砌四邊形
Discover Resources
多邊形
垂足三角形
均分除法（整數÷整數）
Test
谢庆GGB绘本一
Discover Topics
Power Functions
Geometry
Parallelogram
LCM and GCD
Parametric Curves