Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter6: Ratio, Proportion, And Probability
Section: Chapter Questions
Problem 3CR
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Question
Use arctangents to describe the viewing anglefor the sign in Fig. 6 when the observer is x feetfrom the entrance to the tunnel. (b) At whatdistance x is the viewing angle maximized
Expert Solution
Step 1
According to the given diagram
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