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For the angles a and ß in the figures, find cos(a + p). 2 3√5 (√5-1 2 1 2

For the angles a and ß in the figures, find cos(a + p). 2 3√5 (√5-1 2 1 2

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.CR: Review Exercises
Problem 39CR: In the figure, A-B-C. If AB=x, BC=x+7, and AC=4x-3 find x.
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For the angles a and ß in the figures, find cos(a + p). 2 3√5 (√5-1 2 1 2
Transcribed Image Text:For the angles a and ß in the figures, find cos(a + p). 2 3√5 (√5-1 2 1 2
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