d)

e)

P = (-6.707511588316491, 3.1428423460543926)
Q = (-1.6990639618711212, 6.155736621337942)
k = Segment(P, Q)
R = (6.7918199048370544, 3.1428423460543926)
l = Segment(Q, R)
m = Segment(P, R)
p = Circle(P, k)
q = Circle(R, l)
S = Intersect(p, q, 2.0)
đa giác3, e_2, f_2, h_1, j_1 = Polygon(P, Q, R, S)
α = Angle(S, P, R)
β = Angle(R, P, Q)
A_1 = (31.16887358667664, 12.259782166068232)
B_1 = (37.46856161681496, 12.298910663149837)
a = Segment(A_1, B_1)
A = (20.87807885421466, 6.547021592153978)
c = Circle(A, a)
B = Point(c)
d = Circle(B, a)
C = Intersect(c, d, 2.0)
D = Intersect(c, d, 1.0)
đa giác1, e, c_1, f, d_1 = Polygon(C, A, D, B)