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Author:
Lin Ching Chieh
GeoGebra
New Resources
畫出對稱圖形
【案例】2018年全国1卷理科12题
三位數除以一位數(二)
異分母分數減法
兩組對邊相等和有直角的四邊形
Discover Resources
史坦納圓 (Steiner Circle)
abcd
rotational symmetry_4
完整地球儀
[洋葱] 给定面积找点(0057)
Discover Topics
Pythagoras or Pythagorean Theorem
Perimeter
Complex Numbers
Isosceles Triangles
Set Theory