47. If a number of circles touch a given line segment PQ at a point A then prove that their centres lie on the perpendicular of PQ but don't lie on the bisector or PQ

47. If a number of circles touch a given line segment PQ at a point A

1.	47. If a number of circles touch a given line segment PQ at a point A then prove that their centres lie on the perpendicular of PQ but don't lie on the bisector or PQ
Answer» 47. If a number of circles touch a given line segment PQ at a point A then prove that their centres lie on the perpendicular of PQ but don't lie on the bisector or PQ