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Find the length AB

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The length of AB [#permalink] New post   11 Mar 2024, 02:21
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The length of \(\overline{AB}\).


Attachment:
GRE AB.jpg
GRE AB.jpg [ 10.72 KiB | Viewed 705 times ]



A. 11.3

B. \(2 \sqrt{30}\)

C. \(\sqrt{23}\)

D. \(2 \sqrt{46}\)

E. \(2 \sqrt{26}\)


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Find the length AB [#permalink] New post   15 Mar 2024, 10:07
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Find the length \(\overline{AB}\)


Attachment:
GRE triangle AB.jpg
GRE triangle AB.jpg [ 10.51 KiB | Viewed 734 times ]



A. 11.3

B. \(2 \sqrt{30}\)

C. \(\sqrt{23}\)

D. \(2 \sqrt{46}\)

E. \(2 \sqrt{26}\)


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Find the length AB [#permalink] New post   11 Jun 2024, 05:06
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\(\frac{\overline{AC}}{ \overline{AB}}\)\(=\frac{\overline{AB}}{ \overline{AD}}\)

Common entity is AB so we put =c

\(\frac{23}{c}=\frac{c}{8
}\)

Solve

\(c^2=184\)

\(c=2 \sqrt{46}\)
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Find the length AB [#permalink]
11 Jun 2024, 05:06
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