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Each week we'll be posting several questions from The Official Guide for GMAT® Review, 13th Edition and then after couple of days we'll provide Official Answer (OA) to them along with a slution.

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Re: What is the value of z in the triangle above? [#permalink]

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08 Oct 2012, 02:51

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St 1: Sufficient: x+y=139, therefore Z= 180-139 St 2: Insufficient: y+z=108, the value of x can be found, but we can not get a definite value of z.

Hence Answer A
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Re: What is the value of z in the triangle above? [#permalink]

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20 Jan 2015, 05:41

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