Answer
4.2 feet
Work Step by Step
$6*6 = 36$
$36/2=18$
$18=x^2$
$\sqrt{18} = \sqrt{x^2}$
$4.2426 = x$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 9 - Quadratic Functions and Equations - 9-3 Solving Quadratic Equations - Practice and Problem-Solving Exercises - Page 552: 42
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