McDougal Littell Jurgensen Geometry: Student Edition Geometry
McDougal Littell Jurgensen Geometry: Student Edition Geometry
5th Edition
ISBN: 9780395977279
Author: Ray C. Jurgensen, Richard G. Brown, John W. Jurgensen
Publisher: Houghton Mifflin Company College Division
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Concept explainers

Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
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Question
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Chapter 9.7, Problem 4E
To determine

To Find: the height of a lookout to see an object on the horizon 8 km away.

Expert Solution & Answer
Check Mark

Answer to Problem 4E

  5 m

Explanation of Solution

Given:

Distance of horizon is 8 km .

Calculation:

Using the formula.

  (Distance)2=12,800,000×Height(8000)2=12,800,000×hh=5 m

Therefore, the answer is 5 m .

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Chapter 9.7, Problem 3E
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Chapter 9.7, Problem 5E

Chapter 9 Solutions

McDougal Littell Jurgensen Geometry: Student Edition Geometry

Ch. 9.1 - Prob. 1CECh. 9.1 - Prob. 2CECh. 9.1 - Prob. 3CECh. 9.1 - Prob. 4CECh. 9.1 - Prob. 5CECh. 9.1 - Prob. 6CECh. 9.1 - Prob. 7CECh. 9.1 - Prob. 8CECh. 9.1 - Prob. 9CECh. 9.1 - Prob. 10CE
Ch. 9.1 - Prob. 11CECh. 9.1 - Prob. 1WECh. 9.1 - Prob. 2WECh. 9.1 - Prob. 3WECh. 9.1 - Prob. 4WECh. 9.1 - Prob. 5WECh. 9.1 - Prob. 6WECh. 9.1 - Prob. 7WECh. 9.1 - Prob. 8WECh. 9.1 - Prob. 9WECh. 9.1 - Prob. 10WECh. 9.1 - Prob. 11WECh. 9.1 - Prob. 12WECh. 9.1 - Prob. 13WECh. 9.1 - Prob. 14WECh. 9.1 - Prob. 15WECh. 9.1 - Prob. 16WECh. 9.1 - Prob. 17WECh. 9.1 - Prob. 18WECh. 9.1 - Prob. 19WECh. 9.1 - Prob. 20WECh. 9.1 - Prob. 1ECh. 9.1 - Prob. 2ECh. 9.1 - Prob. 3ECh. 9.1 - Prob. 4ECh. 9.1 - Prob. 5ECh. 9.2 - Prob. 1CECh. 9.2 - Prob. 2CECh. 9.2 - Prob. 3CECh. 9.2 - Prob. 4CECh. 9.2 - Prob. 5CECh. 9.2 - Prob. 1WECh. 9.2 - Prob. 2WECh. 9.2 - Prob. 3WECh. 9.2 - Prob. 4WECh. 9.2 - Prob. 5WECh. 9.2 - Prob. 6WECh. 9.2 - Prob. 7WECh. 9.2 - Prob. 8WECh. 9.2 - Prob. 9WECh. 9.2 - Prob. 10WECh. 9.2 - Prob. 11WECh. 9.2 - Prob. 12WECh. 9.2 - Prob. 13WECh. 9.2 - Prob. 14WECh. 9.2 - Prob. 15WECh. 9.2 - Prob. 16WECh. 9.2 - Prob. 17WECh. 9.2 - Prob. 18WECh. 9.2 - Prob. 19WECh. 9.2 - Prob. 20WECh. 9.2 - Prob. 21WECh. 9.2 - Prob. 22WECh. 9.2 - Prob. 23WECh. 9.2 - Prob. 1MRECh. 9.2 - Prob. 2MRECh. 9.2 - Prob. 3MRECh. 9.3 - Prob. 1CECh. 9.3 - Prob. 2CECh. 9.3 - Prob. 3CECh. 9.3 - Prob. 4CECh. 9.3 - Prob. 5CECh. 9.3 - Prob. 6CECh. 9.3 - Prob. 7CECh. 9.3 - Prob. 8CECh. 9.3 - Prob. 9CECh. 9.3 - Prob. 10CECh. 9.3 - Prob. 11CECh. 9.3 - Prob. 12CECh. 9.3 - Prob. 13CECh. 9.3 - Prob. 1WECh. 9.3 - Prob. 2WECh. 9.3 - Prob. 3WECh. 9.3 - Prob. 4WECh. 9.3 - Prob. 5WECh. 9.3 - Prob. 6WECh. 9.3 - Prob. 7WECh. 9.3 - Prob. 8WECh. 9.3 - Prob. 9WECh. 9.3 - Prob. 10WECh. 9.3 - Prob. 11WECh. 9.3 - Prob. 12WECh. 9.3 - Prob. 13WECh. 9.3 - Prob. 14WECh. 9.3 - Prob. 15WECh. 9.3 - Prob. 16WECh. 9.3 - Prob. 17WECh. 9.3 - Prob. 18WECh. 9.3 - Prob. 19WECh. 9.3 - Prob. 20WECh. 9.3 - Prob. 21WECh. 9.3 - Prob. 22WECh. 9.3 - Prob. 23WECh. 9.3 - Prob. 24WECh. 9.4 - Prob. 1CECh. 9.4 - Prob. 2CECh. 9.4 - Prob. 3CECh. 9.4 - Prob. 4CECh. 9.4 - Prob. 5CECh. 9.4 - Prob. 6CECh. 9.4 - Prob. 7CECh. 9.4 - Prob. 1WECh. 9.4 - Prob. 2WECh. 9.4 - Prob. 3WECh. 9.4 - Prob. 4WECh. 9.4 - Prob. 5WECh. 9.4 - Prob. 6WECh. 9.4 - Prob. 7WECh. 9.4 - Prob. 8WECh. 9.4 - Prob. 9WECh. 9.4 - Prob. 10WECh. 9.4 - Prob. 11WECh. 9.4 - Prob. 12WECh. 9.4 - Prob. 13WECh. 9.4 - Prob. 14WECh. 9.4 - Prob. 15WECh. 9.4 - Prob. 16WECh. 9.4 - Prob. 17WECh. 9.4 - Prob. 18WECh. 9.4 - Prob. 19WECh. 9.4 - Prob. 20WECh. 9.4 - Prob. 21WECh. 9.4 - Prob. 22WECh. 9.4 - Prob. 23WECh. 9.4 - Prob. 24WECh. 9.4 - Prob. 25WECh. 9.4 - Prob. 26WECh. 9.4 - Prob. 27WECh. 9.4 - Prob. 1ST1Ch. 9.4 - Prob. 2ST1Ch. 9.4 - Prob. 3ST1Ch. 9.4 - Prob. 4ST1Ch. 9.4 - Prob. 5ST1Ch. 9.4 - Prob. 6ST1Ch. 9.5 - Prob. 1CECh. 9.5 - Prob. 2CECh. 9.5 - Prob. 3CECh. 9.5 - Prob. 4CECh. 9.5 - Prob. 5CECh. 9.5 - Prob. 6CECh. 9.5 - Prob. 7CECh. 9.5 - Prob. 8CECh. 9.5 - Prob. 9CECh. 9.5 - Prob. 10CECh. 9.5 - Prob. 11CECh. 9.5 - Prob. 12CECh. 9.5 - Prob. 13CECh. 9.5 - Prob. 14CECh. 9.5 - Prob. 1WECh. 9.5 - Prob. 2WECh. 9.5 - Prob. 3WECh. 9.5 - Prob. 4WECh. 9.5 - Prob. 5WECh. 9.5 - Prob. 6WECh. 9.5 - Prob. 7WECh. 9.5 - Prob. 8WECh. 9.5 - Prob. 9WECh. 9.5 - Prob. 10WECh. 9.5 - Prob. 11WECh. 9.5 - Prob. 12WECh. 9.5 - Prob. 13WECh. 9.5 - Prob. 14WECh. 9.5 - Prob. 15WECh. 9.5 - Prob. 16WECh. 9.5 - Prob. 17WECh. 9.5 - Prob. 18WECh. 9.5 - Prob. 19WECh. 9.5 - Prob. 20WECh. 9.5 - Prob. 21WECh. 9.5 - Prob. 22WECh. 9.5 - Prob. 23WECh. 9.5 - Prob. 24WECh. 9.5 - Prob. 25WECh. 9.5 - Prob. 26WECh. 9.5 - Prob. 27WECh. 9.5 - Prob. 28WECh. 9.5 - Prob. 29WECh. 9.5 - Prob. 1MRECh. 9.5 - Prob. 2MRECh. 9.5 - Prob. 3MRECh. 9.5 - Prob. 4MRECh. 9.5 - Prob. 5MRECh. 9.5 - Prob. 6MRECh. 9.6 - Prob. 1CECh. 9.6 - Prob. 2CECh. 9.6 - Prob. 3CECh. 9.6 - Prob. 4CECh. 9.6 - Prob. 5CECh. 9.6 - Prob. 6CECh. 9.6 - Prob. 7CECh. 9.6 - Prob. 8CECh. 9.6 - Prob. 9CECh. 9.6 - Prob. 10CECh. 9.6 - Prob. 1WECh. 9.6 - Prob. 2WECh. 9.6 - Prob. 3WECh. 9.6 - Prob. 4WECh. 9.6 - Prob. 5WECh. 9.6 - Prob. 6WECh. 9.6 - Prob. 7WECh. 9.6 - Prob. 8WECh. 9.6 - Prob. 9WECh. 9.6 - Prob. 10WECh. 9.6 - Prob. 11WECh. 9.6 - Prob. 12WECh. 9.6 - Prob. 13WECh. 9.6 - Prob. 14WECh. 9.6 - Prob. 15WECh. 9.6 - Prob. 16WECh. 9.6 - Prob. 17WECh. 9.6 - Prob. 18WECh. 9.6 - Prob. 19WECh. 9.6 - Prob. 20WECh. 9.6 - Prob. 21WECh. 9.6 - Prob. 22WECh. 9.6 - Prob. 23WECh. 9.6 - Prob. 24WECh. 9.6 - Prob. 25WECh. 9.6 - Prob. 26WECh. 9.6 - Prob. 27WECh. 9.6 - Prob. 28WECh. 9.6 - Prob. 29WECh. 9.6 - Prob. 30WECh. 9.6 - Prob. 31WECh. 9.6 - Prob. 32WECh. 9.6 - Prob. 1EXCh. 9.6 - Prob. 2EXCh. 9.6 - Prob. 3EXCh. 9.7 - Prob. 1CECh. 9.7 - Prob. 2CECh. 9.7 - Prob. 3CECh. 9.7 - Prob. 4CECh. 9.7 - Prob. 5CECh. 9.7 - Prob. 6CECh. 9.7 - Prob. 7CECh. 9.7 - Prob. 1WECh. 9.7 - Prob. 2WECh. 9.7 - Prob. 3WECh. 9.7 - Prob. 4WECh. 9.7 - Prob. 5WECh. 9.7 - Prob. 6WECh. 9.7 - Prob. 7WECh. 9.7 - Prob. 8WECh. 9.7 - Prob. 9WECh. 9.7 - Prob. 10WECh. 9.7 - Prob. 11WECh. 9.7 - Prob. 12WECh. 9.7 - Prob. 13WECh. 9.7 - Prob. 14WECh. 9.7 - Prob. 15WECh. 9.7 - Prob. 16WECh. 9.7 - Prob. 17WECh. 9.7 - Prob. 18WECh. 9.7 - Prob. 19WECh. 9.7 - Prob. 20WECh. 9.7 - Prob. 21WECh. 9.7 - Prob. 22WECh. 9.7 - Prob. 23WECh. 9.7 - Prob. 24WECh. 9.7 - Prob. 25WECh. 9.7 - Prob. 26WECh. 9.7 - Prob. 27WECh. 9.7 - Prob. 28WECh. 9.7 - Prob. 1ST2Ch. 9.7 - Prob. 2ST2Ch. 9.7 - Prob. 3ST2Ch. 9.7 - Prob. 4ST2Ch. 9.7 - Prob. 5ST2Ch. 9.7 - Prob. 6ST2Ch. 9.7 - Prob. 7ST2Ch. 9.7 - Prob. 8ST2Ch. 9.7 - Prob. 1ECh. 9.7 - Prob. 2ECh. 9.7 - Prob. 3ECh. 9.7 - Prob. 4ECh. 9.7 - Prob. 5ECh. 9 - Prob. 1CRCh. 9 - Prob. 2CRCh. 9 - Prob. 3CRCh. 9 - Prob. 4CRCh. 9 - Prob. 5CRCh. 9 - Prob. 6CRCh. 9 - Prob. 7CRCh. 9 - Prob. 8CRCh. 9 - Prob. 9CRCh. 9 - Prob. 10CRCh. 9 - Prob. 11CRCh. 9 - Prob. 12CRCh. 9 - Prob. 13CRCh. 9 - Prob. 14CRCh. 9 - Prob. 15CRCh. 9 - Prob. 16CRCh. 9 - Prob. 17CRCh. 9 - Prob. 18CRCh. 9 - Prob. 19CRCh. 9 - Prob. 20CRCh. 9 - Prob. 21CRCh. 9 - Prob. 22CRCh. 9 - Prob. 23CRCh. 9 - Prob. 24CRCh. 9 - Prob. 1CTCh. 9 - Prob. 2CTCh. 9 - Prob. 3CTCh. 9 - Prob. 4CTCh. 9 - Prob. 5CTCh. 9 - Prob. 6CTCh. 9 - Prob. 7CTCh. 9 - Prob. 8CTCh. 9 - Prob. 9CTCh. 9 - Prob. 10CTCh. 9 - Prob. 11CTCh. 9 - Prob. 12CTCh. 9 - Prob. 13CTCh. 9 - Prob. 14CTCh. 9 - Prob. 15CTCh. 9 - Prob. 16CTCh. 9 - Prob. 17CTCh. 9 - Prob. 18CTCh. 9 - Prob. 1CURCh. 9 - Prob. 2CURCh. 9 - Prob. 3CURCh. 9 - Prob. 4CURCh. 9 - Prob. 5CURCh. 9 - Prob. 6CURCh. 9 - Prob. 7CURCh. 9 - Prob. 8CURCh. 9 - Prob. 9CURCh. 9 - Prob. 10CURCh. 9 - Prob. 11CURCh. 9 - Prob. 12CURCh. 9 - Prob. 13CURCh. 9 - Prob. 14CURCh. 9 - Prob. 15CURCh. 9 - Prob. 16CURCh. 9 - Prob. 17CURCh. 9 - Prob. 18CURCh. 9 - Prob. 19CURCh. 9 - Prob. 20CURCh. 9 - Prob. 21CURCh. 9 - Prob. 22CURCh. 9 - Prob. 23CURCh. 9 - Prob. 24CURCh. 9 - Prob. 25CURCh. 9 - Prob. 26CURCh. 9 - Prob. 27CURCh. 9 - Prob. 28CURCh. 9 - Prob. 29CURCh. 9 - Prob. 30CUR

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