Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Appendix A - Review - A.2 Geometry Essentials - A.2 Assess Your Understanding - Page A19: 27

Answer

$8$ square inches

Work Step by Step

The area $A$ of a rectangle is given by the formula $A=lw$ where $l$ is the length and $w$ is the width. Substitute the given values into the formula to obtain: $A=(4\text{in.})(2\text{in.})$ $A=8\text{in.}^2$ Hence, the area of the rectangle is $8$ square inches.
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