圆柱与半球组合

GeoGebra 命令及参数

1. Circle((0, 0), r) → c
2. Sector(c, (0, r), (0, (-r))) → d
3. Surface((r * cos(α)), (r * sin(α)), i, α, 90°, 270°, i, 0, h) → a
4. Sphere((0, 0, h), r) → b
5. Rotate((0, (-r)), β, (0, r)) → A
6. Midpoint((0, r), A) → B
7. Circle(B, r) → g
8. Sector(g, A, (0, r)) → k
9. Surface((r * cos(γ)) + x(B), (r * sin(γ)) + y(B), i, γ, 270° + β, 450° + β, i, 0, h) → i
10. Midpoint(C, D) → E
11. Line(D, l) → m
12. Circle(E, r, xOyPlane) → p
13. Arc(p, D, C) → q
14. CurveCartesian(((r * cos(u)) + x(E), (r * sin(u)) + y(E), h), u, (3 * π / 2) + (π * s), (5 * π / 2) + (π * s)) → o
15. Surface(o, π / 2, m) → t
16. Rotate(Sector[p, D, C], 90°, m) → c_1
17. Polygon(C, D, A, F) → q1, c_2, d_1, a_1, f_1
18. Polygon(F, G, H, C) → q2, f_2, g_1, h_1, c_3
19. Circle(C, H, I) → e_1
20. Sector(e_1, H, C) → k_1