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World's Second-Hardest Easy Geometry Problem
Author:
Terry Chau
Topic:
Geometry
幾何老題2
GeoGebra
New Resources
柱體建築師
【案例】2018年全国1卷理科12题
兩位數除以一位數（二）
球体的体积推导（优化版）
判斷球體
Discover Resources
祖恒原理
最大斜率的直線
集合的交集
locus
力的拆解
Discover Topics
Quadratic Equations
Vectors
Geometric Distribution
Right Triangles
Arithmetic Mean