M = (-5, 3)
B_1 = (3, 3)
a_1 = Segment(M, B_1)
A = Point(a_1)
D = (-5, 7)
c_1 = CircleArc(M, A, D)
B = Point(c_1)
M_1 = Midpoint(M, A)
M_2 = Midpoint(M, B)
b = Segment(M_1, A)
c = Segment(M_2, B)
C = Point(c_1)
a = Segment(C, M)
d = Semicircle(A, M)
e = Semicircle(B, M)
P, m, b_1, a_2 = Polygon(B, A, M)
T1: "a = " + a + "
b = " + b + "
c = " + c
T2: "Umfang u = " + ((a * π / 2) + ((2 * b) * π)) + "
Flächeninhalt A = " + (((a * a) * π / 4)) + ""