   Chapter 4.3, Problem 40E Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085

Solutions

Chapter
Section Elementary Geometry For College St...

7th Edition
Alexander + 2 others
ISBN: 9781337614085
Textbook Problem

In Exercises 40 to 41, you will need to use the square root ( ) function of your calculator.A wall that is 12 ft long by 8 ft high has a triangular brace along the diagonal. Use a calculator to approximate the length of the brace to the nearest tenth of a foot. To determine

To find:

The length of the brace.

Explanation

Calculation:

Consider the rectangle ABCD with a length 12, height 8 and B is a right angle and hence ABC is a right triangle with a hypotenuse AC¯.

By using Pythagorean Theorem

(Brace)2=(length

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