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Reflection 反射變換
Author:
Alex CHIK
Topic:
Reflection
GeoGebra
GeoGebra 互動數學教室
http://www.geogebra.hk
New Resources
四邊形的特性
【案例】圆柱体内放置一个大球六个小球
畫出對稱圖形
画直线等分三角形的面积
三位數除以一位數（一）
Discover Resources
三角形的三心觀察站
VV圓
Geometric Circle
正三角形在正方形圓直線上
外心的找法與特性
Discover Topics
Parallelogram
Differential Equation
Geometric Transformations
Difference and Slope
Rational Numbers