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GeoGebra
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GeoGebra
GeoGebra Classroom
GeoGebra
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繪製平行線
Author:
均一
GeoGebra
New Resources
异形操场
活动三：应用性质
双心四边形
第三周作业效果演示
斐波那契螺旋弧线（表格法-可动态调节）
Discover Resources
距離和
straight line
餘弦公式_1
Circumcentre
複數平面-Apple Logo
Discover Topics
Multiplication
Linear Functions
Calculus
Straight Lines
Area