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第 57 屆國際數學奧林匹亞競賽試題
Author:
Yu-Tuan Lin
GeoGebra
New Resources
長方體平面投影 (Codex版)
小数 的副本
Nested spiral octagon
近似值：有效數字
畫出對稱圖形
Discover Resources
分數加減
面積
指對數交點個數
Sequence指令作圖-3
dingding_test
Discover Topics
Optimization Problems
Sine
Linear Equations
Congruence
Power Functions