Y is the center of a circle having radius r. Point X is located outside the circle and tangents XP and XC are drawn to touch the circle respectively at P and C.

Given that XY = d, determine the length of PC in terms of r and d.

(In reply to Solution by Bractals)

Thanks, Bractals.

I have hyperlinked your methodology in my solution.

Posted by K Sengupta on 2008-03-08 11:48:04