探索互补角：发现角度补角的过程

GeoGebra 命令及参数

1. Point(yAxis) → D
2. Point(xAxis) → B
3. Intersect(xAxis, yAxis) → A
4. Sequence(Rotate[B, (t * pi / 180), A], t, 0, 90) → pGrid
5. Point(pGrid) → P
6. Angle(P, A, D) → γ
7. Angle(B, A, P) → β
8. Point(xAxis) → C
9. Point(yAxis) → E
10. CircleArc(A, B, D) → arcP
11. Segment(A, P) → f
12. Segment(A, B) → g
13. Segment(B, C) → h
14. Segment(P, G) → i
15. Segment(A, D) → j
16. Segment(D, E) → k
17. Angle(B, A, D) → α
18. Point(xAxis) → H
19. Intersect(xAxis, yAxis) → I
20. UnitVector(AngularBisector[H, I, F]) → versBisBlue
21. Midpoint(H, F) → MHF
22. Midpoint(F, J) → MFJ
23. UnitVector(AngularBisector[F, A, J]) → versBisPink
24. circlePixels(P, 7 + (7 * pulsing), Corner[1], Corner[3], Corner[5]) → pulsingObject