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DC=AB=9

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DC=AB=9 [#permalink] New post   19 Sep 2022, 06:53
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DC=AB=9

DB<3


Quantity A
Quantity B
Perimeter of triangle ABC
36



A. Quantity A is greater
B. Quantity B is greater
C. The two quantities are equal
D. The relationship cannot be determined from the information given

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B
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Re: DC=AB=9 [#permalink] New post   10 Oct 2022, 12:50
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DC=9

So BD is <3 Suppose for a moment it is =3

BA is =9

We need to find AC

\(9^2+12^2=x^2\)

\(81+144=x^2\)

\(X=15\)

So the perimeter of ABC is = 36

But we knew that BD <3

So the perimeter is <36

The answer is B
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Re: DC=AB=9 [#permalink]
10 Oct 2022, 12:50
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