|
sreesuja
Average Member
India
8 Posts |
Posted - 02/26/2013 : 10:22:57
|
| Two circles intersect at P & Q. Through P , two straight lines APB & CPD are drawn to meet the circles at A , B, C,& D. AC & DB when produced meet at O. Show that OAQB is cyclic quadrilateral |
 |
|