Fill in the blanks.
(i) Perpendicular bisector of the diameter of a circle passes through the P of the circle.
(ii) If B is image of A in line l and D is image of C in line l, then AC = Q.
(iii) Angle bisector is a ray which divides the angle in R equal parts.
| P | Q | R | |
| A | Centre | BD | 2 | 
| B | Centre | AD | 1 | 
| C | Centre | AB | 1 | 
| D | Centre | BC | 2 | 
I don't understand this question
 
             
             
        