GMAT Testprep

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GMAT Testprep

by moneyman » Sun Sep 30, 2007 5:54 am
In the xy plane,line k passes through the point(1,1) and line m passes through the point (1,-1).Are lines k and m perpendicular to each other??

(1)Lines k and m intersect at the point (1,-1)
(2)Line k intersects the x axis at the point (1,0)
Maxx
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by samirpandeyit62 » Sun Sep 30, 2007 9:52 am
IMO E

both stmts dont give us second pt of line m
Regards
Samir