勾股定理几何作图 by cemccourseware

GeoGebra 命令及参数

1. Polygon(K, L, N, C + (0, 3)) → q1, b, e, f_1, g_1
2. PointIn(q1) → KK
3. DynamicCoordinates(KK, x(KK), If[Distance[KK, x = y] < 0.2, x(KK), y(KK)]) → A
4. Intersect(xAxis, yAxis) → B
5. Polygon(A, B, C) → t1, s, t, a
6. Polygon(B, A, 4) → poly1, f, g, h, i, E, F
7. Polygon(C, B, 4) → poly2, j, k, l, m, G, H
8. Polygon(A, C, 4) → poly3, n, p, q, r, I, J
9. UnitVector(Segment[A, J]) → u
10. Polygon(A, A_1, C_1, C) → area1, a_1, a_2, c_1, c
11. Polygon(A_1, A_2, C_2, C_1) → area2, a_3, a_4, c_2, c_3
12. Angle(C, B, A) → α
13. LaTeX("\text{\textbf{Question: }How do the areas of the squares on sides \(a\) and \(b\) of the triangle \\compare to the area of the square on side \(c\)?}") → MainInstruc