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鏡射的副本
Author:
xiaodandan
,
羅驥韡 (Pegasus Roe)
GeoGebra
New Resources
四邊形的特性
兩組對邊相等和有直角的四邊形
第八周作业
拼砌四邊形
畫出對稱圖形
Discover Resources
上課
方圓面積
congruent (SA) 2
線的面化
翰林數學_2下_CH3-4_扣條
Discover Topics
Differential Equation
Line Segment
Centroid or Barycenter
Geometric Mean
Trapezoid