D = (42.908624297572445, -13.91857317569161)
C = (45.10622089287604, -13.956690266715848)
đa giác1, a, b, c, d, B, A = Polygon(D, C, 4.0)
e = Line(B, C)
f = Line(D, C)
g = Line(A, D)
h = Line(A, B)
k = Circle(B, A)
E = Intersect(k, e, 2.0)
p = Circle(C, E)
F = Intersect(p, f, 2.0)
q = Circle(D, F)
G = Intersect(q, g, 2.0)
r = Circle(A, G)
H = Intersect(r, h, 1.0)
s = CircleArc(B, E, A)
t = CircleArc(C, F, E)
c_1 = CircleArc(D, G, F)
d_1 = CircleArc(A, H, G)
i = Segment(C, F)
j = Segment(B, E)
l = Segment(D, G)
m = Segment(H, A)