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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
判斷球體
兩位數除以一位數（二）
兩組對邊相等的四邊形
第八周作业
Discover Resources
兩數相加
Proof1 楊玉峰
銳角三角函數
異側AP-BP最大值
不规则平移
Discover Topics
Means
Rotation
Scalene Triangles
Coordinates
Confidence Interval