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2019~2020期末倒一题
Author:
张书真
Topic:
Quadratic Functions
GeoGebra
New Resources
双心四边形
斐波那契螺旋弧线（表格法-可动态调节）
斐波那契螺旋弧线（表格法）
第三周作业效果演示
平行線的判定
Discover Resources
多邊形面積探究1
線性組合性質
dragon(龙)
长方体切割为小正方体
勾股定理：射影无字证明
Discover Topics
Derivative
Conic Sections
Sine
Equations
Ellipse