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World's Second-Hardest Easy Geometry Problem
Author:
Terry Chau
Topic:
Geometry
幾何老題2
GeoGebra
New Resources
算柱 (兩位數)
【案例】2018年全国1卷理科12题
画直线等分三角形的面积
兩組對邊相等和有直角的四邊形
GeoGebra笔记功能体验课件
Discover Resources
路徑二動畫
concyclic by Mr LO WY
劉徽的「割圓術」的副本
三角形不等式
圓周 (圖形A) 的複本
Discover Topics
Logarithm
Diagrams
Bar Chart or Bar Graph
Prism
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