r

r

r

Trace

Locus

B: (0, 0)
C: (5, 0)
f = Segment(B, C)
r = 2 (slider from 0.5 to 5.5, step 0.1)
R: (0, r)
c = Circle(B, R)
u = Vector(B, R)
C' = Translate(C, u)
v = Vector(C, C')
C'' = Translate(C', v)
w = Vector(C', C'')
d = Circle(C, C'')
A, D = Intersect(d, c)
g = Segment(A, B)
h = Segment(A, C)
t = false
loc1 = Locus(A, r)
loc2 = Locus(D, r)
a = false