Chapter 4.3, Problem 40E

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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

By using Pythagorean Theorem

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