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作者：
Elisabeth Bade
,
Radha Narve
GeoGebra
fractions on number line
最新資源
Building Trapezoids with Set Areas
Perimeter of Rectangle
Rolling Circles and Polygons
Area of a Circle Illustrated
Area of a Trapezoid
探索資源
Tangents from External Point
forum00
Overlapping 10-Pointed Star
Math prooving the corrisponding < theorem
Cubic Equations - Introduction
bisect an angle
探索主題
幾何
算術運算
二維向量
三角形
幾何中心或重心