h_1(t) = sin(((2 * t) * π))
h_2(t) = sin(((5 / 2 * t) * π))
h_3(t) = sin(((3 * t) * π))
a = 3.5 (slider from 0 to 5, step 0.5)
p(t) = sin(((2 * t) * π))
b = 0.45 (slider from -5 to 5, step 0.05)
A: (b, 0)
i = Line((b, 0), (b, 5))
B: (0, 0)
d = Circle(B, 2)
C: (0, 2)
j = Line(C, B)
C' = Rotate(C, 30°, B)
α = Angle(C, B, C')
C'_1 = Rotate(C, (-(30°)), B)
β = Angle(C'_1, B, C)
C'' = Rotate(C', 80°, B)
γ = Angle(C', B, C'')
D = Rotate(C'_1, (-(80°)), B)
δ = Angle(D, B, C'_1)
k = Segment(C'', D)