Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.5 - Formulas and Problem Solving - Exercise Set - Page 147: 28


a) The area is 108.81 square feet wide and the perimeter is 42 feet. b) Border and Perimeter, Paint and Area

Work Step by Step

a) A= $9,3 * 11,7 =108, 81$; P=$2*9,3+2*11,7= 42$ b)Border and Perimeter, because you want to build the boarder around and not on top Paint and Area, because you want to paint the complete wall and not the edges
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