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GeoGebra
GeoGebra Classroom
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1041015楊山佩
GeoGebra
New Resources
异形操场
科赫雪花
龙形曲线-分形龙2
活动三:应用性质
第八周作业
Discover Resources
Apollonius Problem gergonne 1
Q5-7
小四平面圖形學習單
畢氏定理的副本
动态曲线