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三角形ㄛ
Author:
jolin219984
內心、重心、外心、垂心
GeoGebra
嗯
New Resources
異分母分數減法
画直线等分三角形的面积
兩組對邊相等的四邊形
判斷球體
【案例】2018年全国1卷理科12题
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色彩視覺藝術：奇幻光圈
了解為何 d(lnx)/dx = 1/x
Time
Copy of 七巧板
基础知识
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Intersection
Rotation
Histogram
Polygons
Special Points