正方体展开图 by Wilson

几何画板及绘图内容加载中，请稍等……

2017-09-04 20:26

多边形立体几何几何作图

这个范例演示了正方体的展开图。涉及的核心数学概念包括几何作图和立体几何。通过使用Polygon, Prism, Net等命令，可以构造出正方体的展开图。适合初中及以上学生学习立体几何。

GeoGebra 命令及参数

Polygon(A, B, 4) → poly1, f, g, h, i, C, D
Prism(poly1, 0) → a, E, edgeAE, edgeBF, edgeCG, edgeDH, edgeEF, edgeFG, edgeGH, edgeEH, F, G, H, faceABFE, faceBCGF, faceCDHG, faceADHE, faceEFGH
Prism(poly1, c) → d, M, edgeAM, edgeBN, edgeCO, edgeDP, edgeMN, edgeNO, edgeOP, edgeMP, N, O, P, faceABNM, faceBCON, faceCDPO, faceADPM, faceMNOP
Net(d, j) → k, C_1, L_1, M_1, N_1, O_1, P_1, face2, face3, face5, face6, face4, D_1, face7, edge4, edge8, edge11, edge5, edge6, edge16, edge9, edge10, edge19, E_1, edge12, edge13, edge20, edge14, edge15, edge21, edge7, edge18, edge22, edge17, F_1, G_1, H_1, I_1, J_1, K_1