  0.000   0.000
100.000 100.000
5
 20.000  21.000   5.000
 20.000   0.000   7.000
 50.000  45.000  12.000
  0.000  50.000  20.000
 95.000  95.000   0.000
circle 1 ( 20.000, 21.000,  5.000) is   0.707 away from l, xray=  9.899 around= 14.289 angle=  1.429.
circle 3 ( 50.000, 45.000, 12.000) is   3.536 away from l, xray= 32.834 around= 44.811 angle=  1.272.
Superman sees through  32.834 units, and flies 153.398 units
