Given : 21 = 22, 23 = 4 Prove :/ || m Reason Statement 1. 21 = 2 1. Given 2. 2.7 || n 3. 3. 23 = L4 4. 4. Converse of alternate interior angles thoerem 5. 5.7 || m

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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GIVEN: Angle 1 is congruent to angle 2, angle 3 is congruent to angle 4

PROVE: line L is parallel to line M

(All shown in the picture)

Given : 21 = 22, 23 = L4
Prove :/|| m
Statement
Reason
1. Z1 = 22
1. Given
2.
2. / || n
3.
3. 23 = 24
4.
4. Converse of alternate interior
angles thoerem
5.
5. I || m
Parallel lines theorem
Given
Converse of alternate interior angles theorem
21 23
Corresponding angles theorem
Alternate exterior angles theorem
m || n
Converse of corresponding angles theorem
Transcribed Image Text:Given : 21 = 22, 23 = L4 Prove :/|| m Statement Reason 1. Z1 = 22 1. Given 2. 2. / || n 3. 3. 23 = 24 4. 4. Converse of alternate interior angles thoerem 5. 5. I || m Parallel lines theorem Given Converse of alternate interior angles theorem 21 23 Corresponding angles theorem Alternate exterior angles theorem m || n Converse of corresponding angles theorem
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