Sally has measured the end-points of two poles, and wants to know the angle between them: Use the dot product to calculate the size of angle θ.
Sally has measured the end-points of two poles, and wants to know the angle between them: Use the dot product to calculate the size of angle θ.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.4: Fractional Expressions
Problem 8E
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Sally has measured the end-points of two poles, and wants to know the angle between them:
Use the dot product to calculate the size of angle θ.
![(3, 8, 12)
a
(10, 3, 9)
b
N](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff7b7b6f9-52f9-4f2a-923b-68d3dd161d1d%2Fde8e082d-d389-400a-a15a-618ef96a395e%2Fj1o1f4i_processed.png&w=3840&q=75)
Transcribed Image Text:(3, 8, 12)
a
(10, 3, 9)
b
N
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