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Author:
陳冠彰
Topic:
Multiplication
義守財數101級製作
GeoGebra
New Resources
三半圓間的相切圓(Codex╱2026.10.07)
Nested spiral octagon
Fibonacci Clock
幾何作圖題:切三圓(題目)
找出對稱軸
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waaachen
P3 下學期 Ex. 5 24小時報時制
小四平面圖形學習單
Spiral Polyskelion
拉面直径例题
Discover Topics
Median Line
Straight Lines
Planes
Translation
Optimization Problems