垂直角探索

GeoGebra 命令及参数

1. Circle((0, 0), 4) → c
2. Mirror(P1, yAxis) → P1'
3. Mirror(P1', xAxis) → P1''
4. Mirror(P1'', yAxis) → P1'''
5. Polygon(P1, P1', P1'', P1''') → peep, p1, p1', p1'', p1'''
6. Line(A, O) → f
7. PointIn(peep) → B
8. Line(B, O) → g
9. Angle(B, O, A) → α
10. Intersect(c, g) → C, D
11. Intersect(c, f) → E, F
12. CircleSector(O, C, E) → angleUp
13. CircleSector(O, E, C) → angleDown
14. CircleArc(O, D, F) → oppositeUp
15. CircleArc(O, F, D) → oppositeDown
16. Angle(E, O, D) → β
17. Rotate(angleUp, (aniSli * 180°), O) → angleUp'
18. Rotate(angleDown, (aniSli * 180°), O) → angleDown'
19. Mirror(B, O) → B'
20. circlePixels(B, 7 + (7 * pulsing), Corner[1], Corner[3], Corner[5]) → pulsingObject
21. Segment(vert1(1), vert1(2)) → fakef
22. Segment(vert2(1), vert2(2)) → fakeg