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angle sum of polygon
Author:
Felix Yip Wing Chung
GeoGebra
New Resources
第八周作业3
活动三：应用性质
科赫雪花
盈利與虧蝕
第八周作业
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二次函數：過任意三點，求函數關係式
正弦定理
不規則圖形填入斜線
Bearings
Strike and Dip 地層的走向與傾角的副本
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Circle
Geometric Transformations
Perimeter
Histogram
Pyramid