Answer
120$\times$120
Work Step by Step
Area of the building = 40$\times$60=2,400
Area of the parking lot = 12,000
Entire area= 12,000+2,400=14,400
Entire area is square shaped:
14,400=$x^{2}$
120=x
Precalculus: Mathematics for Calculus, 7th Edition
by Stewart, James; Redlin, Lothar; Watson, Saleem
Published by
Brooks Cole
ISBN 10:
1305071751
ISBN 13:
978-1-30507-175-9
Chapter 1 - Section 1.7 - Modeling with Equations - 1.7 Exercises - Page 76: 39
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