a = -9 (slider from -10 to 10, step 1)
b = 5 (slider from -10 to 10, step 1)
A = (-0.030058904813955935, 6.537553030182822)
B: A + (a, 0.0)
u = Vector(A, B)
C: B + (0.0, 1.0)
D: C + (b, 0.0)
v = Vector(C, D)
R: (x(D), 0.0)
Z = (0, 0)
g = Segment(Z, A)
h = Segment(B, C)
i = Segment(D, R)