#### Answer

264.5

#### Work Step by Step

A diagonal of square RSTV is 23 long. Thus, we obtain that each of its sides is:
$ \frac{23}{\sqrt2} = \frac{23\sqrt{2}}{2}$
Squaring this, we obtain that the perimeter is:
$264.5$

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Published by
Cengage

ISBN 10:
978-1-337-61408-5

ISBN 13:
978-1-33761-408-5

264.5

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