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:
$264.5$
Elementary Geometry for College Students (6th Edition)
by Alexander, Daniel C.; Koeberlein, Geralyn M.
Published by
Brooks Cole
ISBN 10:
9781285195698
ISBN 13:
978-1-28519-569-8
Chapter 8 - Section 8.2 - Perimeter and Area of Polygons - Exercises - Page 361: 40b
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