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第12届美国中学生数学邀请赛题
Author:
王俊辉
GeoGebra
New Resources
兩組對邊相等和有直角的四邊形
拼砌四邊形
異分母分數減法
球体的体积推导
判斷球體
Discover Resources
新疆八卦城
軌跡方程式-弦中點
小船平移2
圓內接四邊形的圓周角
橢圓的副本
Discover Topics
Calculus
Statistics
Surface
Curve Sketching
Triangles