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lightyuxinyi
Author:
yuxinyi1011
GeoGebra
New Resources
平行線的判定
第八周作业3
折扣
小学资源收集
龙形曲线-分形龙
Discover Resources
P.4不規則圖形的周界
火柴棒
a Geogebra file created by the first pre-service teacher
二維
开关灯游戏 5×3
Discover Topics
Upper and Lower Sum or Riemann Sum
Parallelogram
Numbers
Probability
Square