多边形的外角

GeoGebra 命令及参数

1. Polygon(A, B, C, D) → poly1, a, b, c, d_1
2. Polygon(E, G, H, F) → poly2, e, g, h, f_1
3. Sequence(Circle[(0, ((-d)) / 2), ((t - i) * λ)], i, 0, 1000) → list1
4. Sequence(Circle[(0, d / 2), ((t - i) * λ)], i, 0, 1000) → list1_1
5. Angle(J, K, J') → α
6. Mirror(J', xAxis) → J''
7. Ray(K, J') → i
8. Mirror(K, xAxis) → K'
9. Mirror(J', xAxis) → J''_1
10. Ray(K', J''_1) → i'
11. Polygon(L, M, N, O) → poly3, l, m, n, o
12. Textfield(nm) → InputBox1
13. Textfield(d) → InputBox2
14. Sequence(Segment[(10, (10 * tan(asin((mmm * λ / d))))), (0, 0)], mmm, -10, 10) → L_2
15. Sequence(Segment[(10, (10 * tan(asin((mmm * λ / d))))), (10.2, (10 * tan(asin((mmm * λ / d)))))], mmm, -10, 10) → L_1
16. Sequence(Segment[(10, lll), (10.2, lll)], lll, -10, 10, 1) → L_3
17. Sequence(Segment[(10, lll), (10.1, lll)], lll, -10, 10, 0.2) → L_4
18. Polygon((0, -4), (19.95, -4), (19.95, -10), (0, -10)) → q1, p, q, r, s
19. Vector((0, -4.2), (10, -4.2)) → u
20. Vector((10, -4.2), (0, -4.2)) → v
21. Vector((-0.4, ((-d)) / 2), (-0.4, d / 2)) → w
22. Vector((-0.4, d / 2), (-0.4, ((-d)) / 2)) → u_1
23. Polygon((0, 4), (19.95, 4), (19.95, 10), (0, 10)) → q2, h_1, i_1, j_1, k_1
24. Segment((10, spread2), (12, spread2)) → m_1
25. Segment((10, (-spread) - 4), (12, (-spread) - 4)) → g_1
26. Segment((10, 0), (12, 0)) → l_1