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優良作品1(力誌)
Author:
Ching-Hui Chou
GeoGebra
New Resources
兩組對邊相等的四邊形
球體建築師
拼砌四邊形
判斷球體
兩位數除以一位數（二）
Discover Resources
gct-a01-jc091v1-27 三角形旋轉
reflectional symmetry_3
正弦线与直线
justin0704
三角形的高
Discover Topics
Pythagoras or Pythagorean Theorem
Polygons
Hypothesis Testing
Median Value
Addition