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最小周長
Author:
張丰耘
GeoGebra
New Resources
柱體建築師
第八周作业
錐體建築師
【案例】圆柱体内放置一个大球六个小球
兩組對邊相等和有直角的四邊形
Discover Resources
Summary
三角函數圖形（全）
圓所形成的三角形
Volume of pyramid
直纹面单叶
Discover Topics
Similar Triangles
Surface
Difference and Slope
Cylinder
Multiplication