a = 12
ay = -3
f(x) = a / x + ay
t = 8
m = -0.7999999999999998 (slider from -5 to 5, step 0.1)
g(x) = m x + t
C = Point(f)
b = Line(C, yAxis)
A = Intersect(g, b)
c = LineBisector(C, A)
C_1 = Intersect(c, b)
d = 2
e = Circle(C_1, d)
D, B = Intersect(e, c)
P, e_1, a_1, b_1 = Polygon(C, A, B)