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小正多边形在大正多边形内的滚动(边长相等)
Author:
孟宝兴
GeoGebra
New Resources
sanjiaohanshu
四邊形的特性
兩組對邊相等和有直角的四邊形
直角坐標平面上的旋轉變換
異分母分數減法
Discover Resources
Copy of 固定周界的長方形的面積變化
多邊形周界A
球的内接三棱锥
旋轉對稱 Rotational symmetry
多点联动
Discover Topics
Scalene Triangles
Frequency Distribution
Solids or 3D Shapes
Ellipse
Congruence