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圆内弦（迭代）
Author:
dhc987
GeoGebra
New Resources
畫出對稱圖形
三位數除以一位數（一）
兩組對邊相等和有直角的四邊形
兩組對邊相等的四邊形
【案例】2018年全国1卷理科12题
Discover Resources
外心
glt-c02-10 六角柱旋轉
congruent (ASA)
纏繞畫1
我的第一个绘本
Discover Topics
Plane Figures or Shapes
Power Functions
Histogram
Expected Value
Rotation