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2019.10.10
Author:
johnmayhk
GeoGebra
New Resources
第八周作业1
折扣
活动三：应用性质
第八周作业2
龙形曲线-分形龙
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捷徑
旋轉動畫
銳角三角：sin, cos
等腰三角形 － 等角對等邊的副本
百分數化分數
Discover Topics
Multiplication
Cosine
Coordinates
Linear Programming or Linear Optimization
LCM and GCD