27/ 15 Given the triangle A 20 drawn to scale A = Give your answer accurate to at least on find the measure of angle A using the Law of Cosines. Picture is ne 3 degrees

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter71: The Cartesian Coordinate System
Section: Chapter Questions
Problem 3A
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Question
Given the triangle
15 find the measure of angle A using the Law of Cosines. Picture is not
3
20
Q
drawn to scale
A
degrees
Give your answer accurate to at least one decimal place
Transcribed Image Text:Given the triangle 15 find the measure of angle A using the Law of Cosines. Picture is not 3 20 Q drawn to scale A degrees Give your answer accurate to at least one decimal place
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