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Midsegments in a Trapezoid
作者：
Elizabeth Moore
主題：
梯形
GeoGebra
最新資源
Steel Chair
Which Quadrilateral is Which?
Riemann Sums
Transforming Random Variables
רישום חופשי
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An example tessellation applet
Measurement of Rotation
이등변삼각형의 꼭짓점에서 밑변에 내린 수선의 발은 밑변의 중점이다.(Foot of Perpendicular at the base of the isosceles triangle is the center of the base.)
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Sequences and Series
二次函數
三角形
圓錐曲線
長方體