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Elementary Geometry For College Students, 7e

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

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Are these points collinear?
a) A(-1, –2), B(3, 2), and C(5, 5)
b) D(a, c – d), E(b, c), and F(2b
— а, с + d)

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