the radii of two concentric circles are 13 cm and 8 cm. ab is a diameter of the bigger circle and bd is a tangent to the smaller circle touching it at d and intersecting the larger circle at p on producing. find the length of ap.

Sashank Kumar Kakaraparty's image
Sashank Kumar Kakaraparty
Feb. 19, 2019, 8:10 p.m.