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折扣 例3
Author:
GeoGebra Institute of Hong Kong
GeoGebra
New Resources
長方體平面投影 (Codex版)
美國國旗 (Codex, 2026.10.06)
小数 的副本
畫出對稱圖形
找出對稱軸
Discover Resources
test for 2nd view
Reflectional Symmetry 反射對稱
Bearings
三角測量02
Similar triangles reasons 2
Discover Topics
Median Line
Angles
Tangent Function
Median Value
Quadrilaterals