tijdbalk

t = 3.9 (slider from 0 to 30, step 0.1)
A = Intersect(xAxis, yAxis)
Draaipunt_1 = (0, 5.5)
c = Circle(Draaipunt_1, 4)
a = OrthogonalLine(Draaipunt_1, yAxis)
B, C = Intersect(c, a)
Draaipunt_2: (4 cos(2 * 3.141592653589793 / 30 t), 5.5 + 4 sin(2 * 3.141592653589793 / 30 t))
α = Angle(C, Draaipunt_1, Draaipunt_2)
b = Segment(Draaipunt_1, Draaipunt_2)
d = OrthogonalLine(Draaipunt_2, xAxis)
e = Circle(Draaipunt_2, 1)
Bakje, E = Intersect(e, d)
f = Segment(Draaipunt_2, Bakje)
g = Segment(Draaipunt_1, A)