菱形计算器

GeoGebra 命令及参数

1. Textfield(α) → InputBox1
2. Rotate(A, α, B) → A'
3. Segment(B, A) → f
4. OrthogonalLine(A, f) → g
5. Ray(B, A') → h
6. Intersect(g, h) → C
7. Mirror(C, A) → C'
8. Mirror(B, A) → B'
9. Polygon(B, A, C) → t1, c_1, b_1, a_1
10. Polygon(C, A, B') → t2, b', c_2, a_2
11. Polygon(B, C', A) → t3, a_3, b_2, c'
12. Polygon(C', B', A) → t4, a_4, i, j
13. InteriorAngles(t3) → γ, δ, ε
14. InteriorAngles(t2) → ζ, η, θ
15. InteriorAngles(t4) → ι, κ, λ
16. InteriorAngles(t1) → μ, ν, ξ