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gmat prep triangle question

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Re: gmat prep triangle question

by jayhawk2001 » Tue Jun 19, 2007 2:18 pm
Fab_Vr6 wrote:If the lengh of 2 sides of a triange is 2 and 5, which of the following could be the perimeter of the triange?

I) 9

II) 15

III) 19
In any triangle, Sum of length of 2 sides > length of 3rd side

For 9, the sides have to be 2, 5, 2; 2 + 2 not > 5 - not possible.

For 15, sides are 2, 5, 8; 2 + 5 not > 8 - not possible

For 19, sides are 2, 5, 12; Again 2 + 5 not > 12 - not possible.

Is it A ?
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by Fab_Vr6 » Tue Jun 19, 2007 2:22 pm
So, the sum of the 2 shorter sides has to > the longer side? Correct?


Yes, the answer is A.
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