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一线三等角
Author:
袁正铎
GeoGebra
New Resources
球體建築師
錐體建築師
柱體建築師
找出對稱軸
【案例】2013年安徽高考15题
Discover Resources
Quiz on Rectangular Coordinates (2) 直角坐標測驗2
test1(尋找北極星)
三角形
二元线性规划的图解法(18.2 例4)
多平面鏡反射成像
Discover Topics
Isosceles Triangles
Differential Equation
Functions
Sphere
Algebra