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固定面積的圖形周界變化
Author:
GeoGebra Institute of Hong Kong
Topic:
Area
,
Perimeter
,
Square
GeoGebra
New Resources
兩組對邊相等的四邊形
三位數除以一位數（二）
第八周作业
【案例】2013年安徽高考15题
球體建築師
Discover Resources
正n星角
銳角、直角和鈍角
同心六邊形
旋轉長方形
折扣
Discover Topics
Root
Geometric Transformations
Matrices
Quadrilaterals
Symmetry