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折纸角度探究2
Author:
陈力
Topic:
Constructions
,
Symmetry
GeoGebra
New Resources
第八周作业
拼砌四邊形
四邉形 (四年級) 教師版
畫出對稱圖形
GeoGebra笔记功能体验课件
Discover Resources
複合圖形(六)
exp. functions
Origami-Trisect An Angle
伊斯蘭窗花 0410
同旁內角---水平平行綫
Discover Topics
Difference and Slope
Polygons
Congruence
Integers
Rotation