GMAT Prep 1 DS 7

This topic has expert replies
Source: — Data Sufficiency |

Master | Next Rank: 500 Posts
Posts: 460
Joined: Sun Mar 25, 2007 7:42 am
Thanked: 27 times

by samirpandeyit62 » Sun Dec 30, 2007 8:58 pm
1) ADB = 180 -2x, ABD =x

so triangle ADB is isoceles

hence BD = 6 & BC =6

2) x=36, no side given INSUFF

A
Regards
Samir