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Author:
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GeoGebra
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【案例】2018年全国1卷理科12题
拼砌四邊形
畫出對稱圖形
異分母分數減法
四邊形的特性
Discover Resources
三角形面積
劉虹圻 旁心
graph of functions
算幾不等式
二倍角的正弦公式的证明
Discover Topics
General Quadrilateral
Geometric Distribution
Symmetry
Pyramid
Quadratic Equations