Answer
$2y(x+y)$
Work Step by Step
Formula to calculate the area of a rectangle is given as: $A=L \times B$
Thus, $A=xy+y^2+xy+y^2$
or, $A=y^2+2xy$
and $A=2y(x+y)$
Intermediate Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-894-7
ISBN 13:
978-0-13417-894-3
Chapter 5 - Review Exercises - Page 401: 91
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