interior angles

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anjaligeorge1: Senior | Next Rank: 100 Posts; Posts: 66; Joined: Wed Feb 20, 2008 6:23 pm; Thanked: 2 times

by anjaligeorge1 » Sun Jun 22, 2008 4:19 am

71. Is the degree measure of one of the interior angles of triangle ABC greater than 90? [a, b, and c are sides of the triangle.]
(1) a^+b^2
(2) c > 4

The answer is C .Can anybody help in explaining the solution ??

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Source: Beat The GMAT — Data Sufficiency | Sun Jun 22, 2008 4:19 am

lvincy: Senior | Next Rank: 100 Posts; Posts: 60; Joined: Thu Jun 12, 2008 5:38 pm; Thanked: 2 times

by lvincy » Sun Jun 22, 2008 12:13 pm

Hi,

equation 1 is not clear

Thanks,
lvincy

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