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
Related questions
Question
Answer part B please. Show all work.

Transcribed Image Text:1. Consider the vector v =< 0,- 5 > in the coordinate plane with its tail at the origin.
a.
Find the angle 0 between v =< 0,- 5 > and w = < 2,7 >. Assume 0° < 0 < 180°. Give your
answer correct to three decimal places.
b. Another vector r, with the same length as v =< 0, - 5 >, can be found such that the angle between
vectors v andris 100°. Determine all possibilities for this second vector. Give your answer(s) in the
< x, y >, where x and y are correct to three decimal places.
formr =
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