Find the measures of the angles of the triangle where vertices are A = (-1,0), B = (2,1), C = (1,–20). Also find the projection of vector AB onto AC.

Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter1: Vectors
Section1.1: The Geometry And Algebra Of Vectors
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Find the measures of the angles of the triangle where vertices are A = (-1,0),
B = (2,1), C = (1,–20). Also find the projection of vector AB onto AC.
Transcribed Image Text:Find the measures of the angles of the triangle where vertices are A = (-1,0), B = (2,1), C = (1,–20). Also find the projection of vector AB onto AC.
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