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:Complete the theorems that expiain why m ll n.
3. mZ3 = 95; m25 = 95. If a transversal intersects
m
two lines so that
4. mZ3 = 95; m 26 = 85. If a transversal intersects
two lines so that
5. mZ4 = 85; m 28 = 85. If a transversal intersects two lines so that
6. m Z1 = 95; mZ7 = 95. If a transversal intersects two lines so that
Transcribed Image Text:On separate puper, write formal proofs using Theorenu 15 and Theorem i0.
7. Given: 2 is supplementary to 23.
Prove: 21s Z3.
3
8. Given: 21 is supplementary to 2; 23 = 2.
3
Prove: AB || CD.
1
9. Given: Z1 = 23; o |l| p.
Prove: m ll n.
3
10. iven: AB II EF; AB EF; ZBAC= LEFD.
A
Prove: AČ I| ĎĖ.
F
A Score pages 20 and 21.
Correct mistakes.
Rescore.
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