Find the acute angle between the lines. Round your answer to the nearest degree. 9x − y = 4, 2x + y = 6

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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Find the acute angle between the lines. Round your answer to the nearest degree.

9x − y = 4,    2x + y = 6
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