radius
of
colored
circle
blue
brown
purple
red
lines
pink
red
blue
green
angle
at
pink
point
=
129
.
89
angle
at
green
point
=
103
.
775
sum
of
angles
=
324
.
54
area
of
quadrilateral
=
0
.
618885
angle
at
red
point
=
41
.
2537
angle
at
purple
point
=
49
.
6215