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1 2 b a 1. What can you infer from the diagram? How do you know? 2. What are the measures of 21 and 22? How did you find this? 3. Are lines a and b perpendicular? How do you know?

1 2 b a 1. What can you infer from the diagram? How do you know? 2. What are the measures of 21 and 22? How did you find this? 3. Are lines a and b perpendicular? How do you know?

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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Use the diagram to answer the question that follow. + 12 b a 1. What can you infer from the diagram? How do you know? 2. What are the measures of 21 and 22? How did you find this? 3. Are lines a and b perpendicular? How do you know?
Transcribed Image Text:Use the diagram to answer the question that follow. + 12 b a 1. What can you infer from the diagram? How do you know? 2. What are the measures of 21 and 22? How did you find this? 3. Are lines a and b perpendicular? How do you know?
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