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車線.ggb
Author:
cyrus
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
兩位數除以一位數（二）
【案例】2013年安徽高考15题
第八周作业
四邊形的特性
Discover Resources
Translation, Reflection and Rotation
扇形面積
Area of Triangle
XY 圖線段長度計算
z20联盟数学考试第七题
Discover Topics
Percentages
Reflection
Natural Numbers
Constructions
Geometric Mean