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八年级数学竞赛之比例线段
Author:
王俊辉
拖动点G，研究位置变化及关系
详见题目
Discover Resources
sharkD
Math 10 -- Diagonals Congruent
Jaylen Chisholm
Parallel Lines by Congruent Circles
Triunghi Mediane Perpendiculare.
New Resources
Astronomy Polar Graphing
linear factor
Cercul
Nikita Iljin
[EnQuantum Continuum]: Островок и точька опоры для Архимеда - [graphical method]
