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[洋葱] 添平行线求比例线段(0728)
Author:
acchu
GeoGebra
New Resources
第八周作业2
第三周作业效果演示
圓的基本性質
活动三：应用性质
平行線的判定
Discover Resources
乘法1
glt-h02-00-正方形折成三角錐
四下_面積（一）(學生版)
序列嵌套
了解圓方程(1)的副本
Discover Topics
Solids or 3D Shapes
Orthocenter
Special Points
Quadratic Equations
Difference and Slope