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廣義角的代換(90度加減角度)
Author:
yuchengda
GeoGebra
New Resources
【案例】2013年安徽高考15题
四邊形的特性
畫出對稱圖形
兩組對邊相等的四邊形
【案例】2018年全国1卷理科12题
Discover Resources
Rectangle _03
趙緹的GGB繪本
y=sinx+1,y=2sinx,y=sin2x的圖形
test P1的副本
GGB 教程
Discover Topics
Secant Line or Secant
Centroid or Barycenter
Special Points
Intersection
Combinatorics