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
Please solve all parts correct explanation
Transcribed Image Text:We consider the points A (-2; 3; 4), B (6;
-5; -9) and C (7; 1; -2). Determine the
point D such that the quadrilateral ABCD
is a parallelogram then calculate
Gl and G2: centers of gravity of the
triangles ABC and ACD,
E and F: midpoints of the diagonal AC
and of the segment G1G2,
A' and B': images of A and B by the
dilation of center C and ratio -2,
Compare points E and F, as well as
vectors AB and A'B'
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