#### Answer

96 m

#### Work Step by Step

The total height and width of the notched side is equal to the height and width of the straight sides. Use the lengths of the straight sides to compute the perimeter.
$28+20+28+20=96$

Published by
Pearson

ISBN 10:
0321955048

ISBN 13:
978-0-32195-504-3

96 m

You can help us out by revising, improving and updating this answer.

Update this answerAfter you claim an answer you’ll have **24 hours** to send in a draft. An editor
will review the submission and either publish your submission or provide feedback.