Answer 4680.66 km. Explanation Given information: The latitude of a city Milwaukee, Wisconsin is 43 ° N . Calculation: Sketch of earth: Now, from the figure, r = R cos 43 ° , where R is the radius of the earth, and r is a radius of required circle. ∴ r = 6400 × cos 43 ° , ⇒ r = 4680.66 km.

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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Question

Chapter 9.3, Problem 17WE

To determine

To calculate:Find the radius of the circle.

Expert Solution & Answer

Answer to Problem 17WE

4680.66 km.

Explanation of Solution

Given information: The latitude of a city Milwaukee, Wisconsin is 43°N .

Calculation:

Sketch of earth:

McDougal Littell Jurgensen Geometry: Student Edition Geometry, Chapter 9.3, Problem 17WE

Now, from the figure, r=Rcos43° , where R is the radius of the earth, and r is a radius of required circle.

∴ r=6400×cos43°,

⇒ r=4680.66 km.

Chapter 9.3, Problem 16WE

Chapter 9.3, Problem 18WE

Chapter 9 Solutions

McDougal Littell Jurgensen Geometry: Student Edition Geometry

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