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翰林數學_2下_CH4-2_平行四邊形性質
Author:
翰林數學
GeoGebra
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折扣
龙形曲线-分形龙
第八周作业3
活动三:应用性质
常见四边形是否是双心四边形
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一个圆的若干竞赛异型题
Bearings
straight line
正多边形构造
二次函数随参数a,b,c的变化而变化.许兴华数学
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Distributions
Exponential Functions
Combinatorics
Circle
Statistics