0

1

k

 \vec{ U } 

k \vec{ U } 

A = (1.36, 2.22)
B = (5.26, 2.22)
a = Line(A, B)
C = Point(a)
u = Vector(A, B)
D = (5.829660461296964, 18.16382220411477)
c = CircleArc(D, A, C)
E = Point(c)
v = Vector(E, C)