Consider a triangular pyramid ABCD the position vector of whose angular points are A(3,0, 1) B(-L 4,11 C(5,23) and D(0,-5, 4) Let G be the point of intersection of the medians of the ABCD. 145. The length of the vector AG is V51 51 (c) 59 (b) 3. (d)

Elementary Linear Algebra (MindTap Course List)
8th Edition
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Author:Ron Larson
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Chapter5: Inner Product Spaces
Section5.1: Length And Dot Product In R^n
Problem 17E: Consider the vector v=(1,3,0,4). Find u such that a u has the same direction as v and one-half of...
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Consider a triangular pyramid ABCD the position vector of
whose angular points are A(3,0, 1) B(-L4n C(5,2 3) and
D(O,-5, 4) Ler Gbe the point of intersection of the
medians of the ABCD.
145. The length of the vector AG is
VST
(b)
(e)
(d)
Transcribed Image Text:Consider a triangular pyramid ABCD the position vector of whose angular points are A(3,0, 1) B(-L4n C(5,2 3) and D(O,-5, 4) Ler Gbe the point of intersection of the medians of the ABCD. 145. The length of the vector AG is VST (b) (e) (d)
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