Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter11: Introduction To Trigonometry
Section11.CT: Test
Problem 4CT
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Use a calculator to find the value of the acute angle θ to the nearest degree, cos u = 0.8771
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