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waaachen
Author:
陳兪宏
梯形+二次函數
GeoGebra
New Resources
【案例】2018年全国1卷理科12题
兩組對邊相等的四邊形
兩位數除以一位數(二)
畫出對稱圖形
球體建築師
Discover Resources
f(x) and -f(x)
Locus: Fixed Distance From Line Segment
重心
正n邊形內角與外角 的複本
斜率乘积为定值(椭圆、双曲线)
Discover Topics
Geometric Transformations
Integers
Logarithm
Circle
Trigonometry