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一线三等角的相似模型
Author:
陈丽婷
GeoGebra
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第八周作业
【案例】2013年安徽高考15题
兩組對邊相等和有直角的四邊形
【案例】2018年全国1卷理科12题
柱體建築師
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題六
練習 - 反射對稱
no10
Multiplication of Directed Numbers
运动的全等三角形.许兴华数学
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Set Theory
Standard Deviation
Upper and Lower Sum or Riemann Sum
Constructions
Incircle or Inscribed Circle