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Sum of Interior Angles of Polygons
作者：
pchou
,
Rachel Fruin
主題：
幾何
,
多邊形
Discover the sum of the interior angles and number of diagonals of a polygon.
GeoGebra
最新資源
Rolling Circles and Polygons
רישום חופשי
Superellipse
Building Parallelograms with Set Areas
Building Figures with Set Areas
探索資源
Pre-Algebra
Triangle Interior & Exterior Angle Sum Theorems (II)
The Cylinder
Construction Tool Without Grid
Matematické kyvadlo - rozklad tíhové síly
探索主題
矩陣
參數曲線
直角三角形
黎曼和（Riemann Sum）
統計特徵