In the adjoining figure, chords AB and CD intersect at P. If AB = 16 cm, PD = 8 cm, PC = 6 cm and AP > PB, then AP =
1
12 cm
2
6 cm
3
4 cm
4
8 cm
In the adjoining figure, chords AB and CD intersect at P. If AB = 16 cm, PD = 8 cm, PC = 6 cm and AP > PB, then AP =