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3. A biker travelled 270.0 meters 42 N of E to point A, then 80.0 meters west to point B, and finally, 120.0 m northwest to reach point C. (a) How far and in what direction should he travel to go back to where he started? (Ans: 267.92 m, 82.32 S of W)

3. A biker travelled 270.0 meters 42 N of E to point A, then 80.0 meters west to point B, and finally, 120.0 m northwest to reach point C. (a) How far and in what direction should he travel to go back to where he started? (Ans: 267.92 m, 82.32 S of W)

Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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INTRODUCTION TO VECTOR ANALYSIS

Present neatly, COMPLETE and  organized solutions to the following answered problems. Box the final answers.

3. A biker travelled 270.0 meters 42 N of E to point A, then 80.0 meters west to point B, and finally, 120.0 m northwest to reach point C. (a) How far and in what direction should he travel to go back to where he started? (Ans: 267.92 m, 82.32 S of W) (b) From the starting point, how far and in what direction should he go to reach point B in a straight line? (Ans: 217.25 m, 56.26° N of E)
Transcribed Image Text:3. A biker travelled 270.0 meters 42 N of E to point A, then 80.0 meters west to point B, and finally, 120.0 m northwest to reach point C. (a) How far and in what direction should he travel to go back to where he started? (Ans: 267.92 m, 82.32 S of W) (b) From the starting point, how far and in what direction should he go to reach point B in a straight line? (Ans: 217.25 m, 56.26° N of E)
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