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Author:
晨皓 袁
GeoGebra
New Resources
兩位數加法
第八周作业
垂直線的斜率
圓的切線方程
三位數除以一位數（二）
Discover Resources
輪盤輪盤
cvcvxcvxcvxcv
Angle between Line and Plane
Hyperbolic Spiral
二元一次方程式圖形
Discover Topics
Circle
Tree Diagrams
Fractions
Sine
Random Variables