(E)

(F)

Sucesos posibles

t = 2 (slider from 0 to 15, step 0.1)
B = (-6.0848515891577755, 6.998435418325646)
a = 1.9 (slider from -5 to 5, step 0.1)
A: (-(3.0), y(B) - t)
c = Circle(A, a)
b = Line(A, xAxis)
C, D = Intersect(c, b)
E = Rotate(C, 45.0*°, A)
F = Rotate(E, t, A)
G = Rotate(F, 180.0*°, A)
H = Rotate(F, 90.0*°, A)
I = Rotate(G, 90.0*°, A)
d = Segment(I, H)
e = Segment(F, G)
f: round(random() * t)
g = Mod(f, 2.0)
J = Point(yAxis)
h = Line(J, xAxis)
K = Point(h)
L = (-10, -10)
M = (4.006066232949939, -9.9200485298636)
N = Point(h)
poly1, k, l, m, n = Polygon(K, L, M, N)