Question with trapezoid inside circle

s3a

New member
Joined
Dec 3, 2008
Messages
5
Can someone tell me thoroughly how to do #5. Unless I am mistaken, I did everything right except up to and am stuck at finding the measures of BC and AD.

Any help would be greatly appreciated!
Thanks!
 

Attachments

  • p0302.jpg
    p0302.jpg
    110.4 KB · Views: 115
Top