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PrachiR
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Joined: 24 Feb 2018
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Quant Circle Question [#permalink] New post  24 Feb 2018, 21:43
Hey Guys,

Can anyone please help me solve this question?

We need to find the length of AB.

Please provide the explanation to the answer as well.

Thanks in Advance
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S
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Joined: 18 Apr 2015
Posts: 15112
GRE 1: Q160 V160
Re: Quant Circle Question [#permalink] New post  26 Feb 2018, 13:06
Expert Reply
Please post the question in the right manner.

it is a quantitative comparison question, a single answer choice...what ??
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AchyuthReddy
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Re: Quant Circle Question [#permalink] New post  10 Sep 2018, 22:53
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PrachiR wrote:
Hey Guys,

Can anyone please help me solve this question?

We need to find the length of AB.

Please provide the explanation to the answer as well.

Thanks in Advance


If A,B are centers of circle then 7cm line and 10cm line will be tangents to A,B respectively. So, the triangle is right angled at joining of 10cm and 7cm line.
\((AB)^2 = 10^2 + 7^2\)
AB = \(\sqrt{149}\)
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