please reply fast
please reply fast o 9 D p B In the figure O is the centre of the circle. CD is a chord which is not perpendicular to the diameter AB. PA = 9 cm and PB = 4 cm. a) What is pc x PD? b) Show that the length of PC and PD cannot be natural numbers at a time.

Dear student,
Here is the solution of part (a). Kindly recheck part (b) question which seems to be incorrectly given.

Regards

please reply fastplease reply fast o 9 D p B In the figure O is the centre of the circle. CD is a chord which is not perpendicular to the diameter AB. PA = 9 cm and PB = 4 cm. a) What is pc x PD? b) Show that the length of PC and PD cannot be natural numbers at a time.