圆柱体展开图动态演示
2020-07-25 12:30
本GeoGebra范例动态展示了圆柱体的侧面展开过程。通过滑块控制圆柱体的高和底面半径，并利用旋转和条件命令模拟侧面沿母线剪开并平铺为矩形的几何变换。该模型直观地揭示了圆柱侧面积公式的几何来源，帮助学生深入理解立体几何中曲面到平面的展开原理，适用于中学数学立体几何教学。
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