21. Determine the area of AABC with vertices A(3, – 2, 4), B(1, 3, 2), and C(-1,2,4).

Elementary Geometry for College Students
6th Edition
ISBN:9781285195698
Author:Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:Daniel C. Alexander, Geralyn M. Koeberlein
Chapter2: Parallel Lines
Section2.6: Symmetry And Transformations
Problem 28E
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21. Determine the area of AABC with vertices A(3, – 2, 4), B(1, 3, 2), and C(-1,2,4).
Transcribed Image Text:21. Determine the area of AABC with vertices A(3, – 2, 4), B(1, 3, 2), and C(-1,2,4).
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