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冲关选18
Author:
黄旭
GeoGebra
New Resources
直角坐標平面上的旋轉變換
畫出對稱圖形
美國國旗 (Codex 版)
世界平面地圖 (Codex╱2026.10.07)
幾何作圖題：切三圓（題目）
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五角錐體
常見平行線例題圖形繪製
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微分的基本原理圖例
五星红旗
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Frequency Distribution
Bar Chart or Bar Graph
Normal Distribution
Continuity
Similar Triangles