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拋物線5-包絡線法
Author:
15黃瀚霆
GeoGebra
New Resources
盈利與虧蝕
比較五件物件的重量
折扣
异形操场
第八周作业1
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tessellation design
方塊圖_李樂雯
Locus of a vertex of equilateral triangle
三角形的內角和+內心與外心
雙曲線2 交點法
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Geometry
Curve Sketching
General Quadrilateral
Ratios
Sine