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
Transcribed Image Text:supports your answer.
The Transitive Property of Falling Dominoes: If Domino A ca
to fall, and Domino B causes Domino C to fall, then Domino
Domino ? to fall.
Write a two-column proof.
Proof 19. Given: KM = 35
Prove:
KL = 15
m/GFI = 128
Proof 20. Given:
Prove:
mLEFI=40
39
2x - 532x
KIL
G (9x - 2)°
4x°
F
M
E
Ⓒ Challenge
21. Error Analysis The steps below "show" that 1 = 2. Describe
a = b
Given
ab = b²
ab-a²=b²-a²
Multiplication Property of Equal
Subtraction Property of Equality
a(b − a) = (b + a)(b − a) Distributive Property
a=b+a
a = a + a
a = 2a
1=2
Division Property of Equality
Substitution Property
Simplify.
Division Property of Equality
Relationships Consider the following relationships among p
each relationship is reflexive, symmetric, transitive, or none c
Sample: The relationship "is younger than" is not reflexive bec
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