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GRE Math Challenge #15- Isosceles Triangle

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GMAT Club Legend
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Joined: 07 Jun 2014
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GRE Math Challenge #15- Isosceles Triangle [#permalink] New post 06 Sep 2014, 13:21
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Question Stats:

73% (00:31) correct 26% (00:29) wrong based on 15 sessions
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Quantity A: AB
Quantity B: 10


A)The quantity in Column A is greater
B)The quantity in Column B is greater
C)Both are Equal.
D)The relationship cannot be determined from the information given
[Reveal] Spoiler: OA

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Re: GRE Math Challenge #15- Isosceles Triangle [#permalink] New post 16 Jan 2018, 17:40
B is greater, AB is less than 10.
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Re: GRE Math Challenge #15- Isosceles Triangle [#permalink] New post 26 Jan 2018, 11:36
As sides AC and BC are equal, we know the opposite angle of each one are equal. As we know that the longest side is always opposite the largest interior angle, we can know that AB is less than 10 (because 40 is the smaller angle).
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Re: GRE Math Challenge #15- Isosceles Triangle   [#permalink] 26 Jan 2018, 11:36
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GRE Math Challenge #15- Isosceles Triangle

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