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benjaminlin
GeoGebra
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美國國旗 (Codex 版)
算柱 (兩位數)
三半圓間的相切圓(Codex╱2026.10.07)
長方體平面投影 (Codex版)
幾何作圖題:切三圓(題目)
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testing2
極坐標
對頂角_2
切割正立方體
立體三角測量(例七&八)
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Fractions
Intersection
Similarity Transformation or Similarity
Cosine
Trigonometric Functions