长方体表面积

GeoGebra 命令及参数

1. Intersect(xAxis, yAxis) → A
2. Point(Circle[A, abs(a)]) → B
3. Segment(A, B) → b
4. Circle(B, c) → d
5. OrthogonalLine(B, y = 0) → e
6. Intersect(d, e, 2) → C
7. OrthogonalLine(C, e) → f
8. Intersect(f, yAxis) → D
9. Polygon(A, B, C, D) → poly1, a_1, b_1, c_1, d_1
10. Prism(poly1, g) → h, E, edgeAE, edgeBF, edgeCG, edgeDH, edgeEF, edgeFG, edgeGH, edgeEH, F, G, H, faceABFE, faceBCGF, faceCDHG, faceADHE, faceEFGH
11. Textfield() → inputBox1
12. Distance(A, B) → distanceAB
13. Distance(B, C) → distanceBC
14. Distance(C, G) → distanceCG
15. Net(h, i) → k, I, R, S, T, U, V, faceIJKL, faceIJNM, faceJKPO, faceKLRQ, faceILST, J, faceMNUV, edgeIJ, edgeJK, edgeKL, edgeIL, edgeIM, edgeMN, edgeJN, edgeJO, edgeOP, K, edgeKP, edgeKQ, edgeQR, edgeLR, edgeLS, edgeST, edgeIT, edgeNU, edgeUV, edgeMV, L, M, N, O, P, Q