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垂線作圖
Author:
Ray
GeoGebra
New Resources
兩組對邊相等的四邊形
兩組對邊相等和有直角的四邊形
畫出對稱圖形
找出對稱軸
四邊形的特性
Discover Resources
分年細目：7-a-12 能在直角坐標平面上描繪常數函數及一次函數的圖形。
Twist Bottle
Angle between Lateral Faces 3
正立方體裁邊 (Chamfered Cube)
GeoGebra数学资源（4-8年级）
Discover Topics
Cube
Quadratic Functions
Planes
Logarithm
Piecewise Functions