八角棱锥

GeoGebra 命令及参数

1. Point(yAxis) → D
2. Polygon(C, D, 8) → poly1, a, F, G, H, I, J, b, c, d, e, f, g, h, E
3. Pyramid(poly1, 7) → i, A, edgeAC, edgeAD, edgeAE, edgeAF, edgeAG, edgeAH, edgeAI, edgeAJ, faceACD, faceADE, faceAEF, faceAFG, faceAGH, faceAHI, faceAIJ, faceACJ
4. Net(i, j) → k, B, S, T, U, V, W, Z, A_1, faceBKLMNOPQ, faceBKR, faceKLS, K, faceLMT, faceMNU, faceNOV, faceOPW, facePQZ, face1, edgeBK, edgeKL, edgeLM, edgeMN, L, edgeNO, edgeOP, edgePQ, edgeBQ, edgeBR, edgeKR, edgeKS, edgeLS, edgeLT, edgeMT, M, edgeMU, edgeNU, edgeNV, edgeOV, edgeOW, edgePW, edgePZ, edgeQZ, edge2, edge1, N, O, P, Q, R