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Heron formula
Author:
ralphchen
GeoGebra
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第八周作业2
百分數及其應用
双心四边形
活动三:应用性质
科赫雪花
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大邊對大角
三角形內心的位置
張春興0302
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小六 圓周
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Parallelogram
Means
Trapezoid
Optimization Problems
Linear Functions