铰链分解:十二面体分解为两个立方体
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①本范例演示将一个十二面体通过铰链结构分解为两个立方体的过程;②涉及的核心数学概念包括多面体分解、空间几何变换、角度与体积关系;③作图要点——从下方『构造摘要』提炼用到了Intersect(相交)、Point(点)、Dodecahedron(十二面体)、Prism(棱柱)、Pyramid(棱锥)、Rotate(旋转)等GeoGebra命令与对象;④适合高中及以上数学爱好者、几何学研究者或作为立体几何教学演示工具。
GeoGebra 命令及参数
Intersect(yAxis, xAxis) → APoint(xAxis) → BPoint(Circle[((A * (1 - sqrt(5))) + (B * (3 + sqrt(5)))) / 4, (Distance[A, B] * sqrt(10 + (2 * sqrt(5))) / 4), Segment[A, B]]) → CDodecahedron(A, B, C) → a, D, M, N, O, P, Q, R, S, T, faceABCDE, faceAEIOJ, E, faceABFKJ, faceBCGLF, faceCDHMG, faceDEINH, faceINSTO, faceJKPTO, faceFKPQL, faceGLQRM, faceHMRSN, facePQRST, F, edgeAE_1, edgeAB_1, edgeBC_1, edgeCD_1, edgeDE_1, edgeAJ_1, edgeEI_1, edgeIO_1, edgeJO_1, edgeJK_1, G, edgeFK_1, edgeBF_1, edgeFL_1, edgeGL_1, edgeCG_1, edgeGM_1, edgeHM_1, edgeDH_1, edgeHN_1, edgeIN_1, H, edgeNS_1, edgeST_1, edgeOT_1, edgePT_1, edgeKP_1, edgePQ_1, edgeLQ, edgeQR_1, edgeMR_1, edgeRS_1, I, J, K, LPrism(I, J, B, D, S) → b, U, edgeIJ_1, edgeBJ_1, edgeBD_1, edgeDI_1, edgeIS_1, edgeJU, edgeBV, edgeDW, edgeSU, edgeUV, V, edgeVW, edgeSW, W, faceBDIJ_1, faceIJUS, faceBJUV, faceBDWV, faceDISW, faceSUVWPyramid(P, S, M, V, R) → c, faceMSPV, edgePR_1, edgeRS, edgeMR, edgeRV_1, facePRS, faceMRS, faceMRV, facePRV_1, edgePS_1, edgeMS_1, edgeMV, edgePV_1Pyramid(P, V, Q, R) → d, facePQV, edgeQR, facePRV, faceQRV, facePQR, edgePV, edgeQV, edgePQ, edgePR, edgeRVRotate(c, (n * π), Segment[L, M]) → c'Rotate(d, (n * π), Segment[L, M]) → d'Rotate(P, (n * π), Segment[L, M]) → P'Rotate(S, (n * π), Segment[L, M]) → S'Pyramid(J, I, S, P, O) → e, faceIJPS, edgeJO, edgeIO, edgeOS_1, edgeOP_1, faceIJO, faceIOS, faceOPS_1, faceJOP, edgeIJ_2, edgeIS_2, edgePS_2, edgeJP_1Pyramid(P, S, T, O) → f, facePST, edgeOT, faceOPS, faceOST, faceOPT, edgePS, edgeST, edgePT, edgeOP, edgeOSRotate(e, (n * π), Segment[L, M]) → e'Rotate(f, (n * π), Segment[L, M]) → f'Rotate(f', (n * π), Segment[P', S']) → f''Rotate(e', (n * π), Segment[P', S']) → e''Pyramid(B, L, M, D, C) → g, faceBDML, edgeBC, edgeCL_1, edgeCM_1, edgeCD, faceBCL, faceCLM_1, faceCDM, faceBCD, edgeBL_1, edgeLM_1, edgeDM_1, edgeBD_2Pyramid(L, M, G, C) → h, faceGLM, edgeCG, faceCLM, faceCGM, faceCGL, edgeLM, edgeGM, edgeGL, edgeCL, edgeCMPyramid(J, P, L, B, K) → i, faceBJPL, edgeJK, edgeKP, edgeKL_1, edgeBK_1, faceJKP, faceKLP, faceBKL_1, faceBJK, edgeJP, edgeLP, edgeBL_2, edgeBJ_2Pyramid(B, L, F, K) → j, faceBFL, edgeFK, faceBKL, faceFKL, faceBFK, edgeBL, edgeFL, edgeBF, edgeBK, edgeKLRotate(i, (n * π), Segment[B, L]) → i'Rotate(j, (n * π), Segment[B, L]) → j'Pyramid(M, S, I, D, H) → k, faceDISM, edgeHM, edgeHS_1, edgeHI_1, edgeDH, faceHMS, faceHIS_1, faceDHI, faceDHM, edgeMS, edgeIS_3, edgeDI_2, edgeDMPyramid(S, I, N, H) → l, faceINS, edgeHN, faceHIS, faceHIN, faceHNS, edgeIS, edgeIN, edgeNS, edgeHS, edgeHIRotate(k, (n * π), Segment[M, D]) → k'Rotate(l, (n * π), Segment[M, D]) → l'Pyramid(D, I, J, B, E) → m, faceBDIJ, edgeDE, edgeEI, edgeEJ_1, edgeBE_1, faceDEI, faceEIJ, faceBEJ_1, faceBDE, edgeDI, edgeIJ, edgeBJ_3, edgeBDPyramid(B, J, A, E) → o, faceABJ, edgeAE, faceBEJ, faceAEJ, faceABE, edgeBJ, edgeAJ, edgeAB, edgeBE, edgeEJRotate(o, (n * π), Segment[D, B]) → o'Rotate(m, (n * π), Segment[D, B]) → m'
AI 绘图提示语参考
绘制一个由十二面体通过铰链分解成两个立方体的图形,展示空间几何变换和角度与体积的关系。首先绘制坐标轴的交点和基于这些点的十二面体,然后创建两个立方体,通过旋转和镜像操作使十二面体分解成两个立方体,最终展示分解后的两个立方体。
以上提示语为根据原始绘图命令整理而来,仅供参考。