Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
7th Edition
ISBN: 9781337614085
Author: Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher: Cengage,
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3
4
9.
8.
a) Alfredo stated that Angle 6 and Angle 2 are supplementary. Is he correct? Identify
the relationship of Angles 6 and 2. What are another pair of angles with the same
relationship?
b) Alfredo said that Angle 7 and Angle 6 are congruent and that would prove Line m
and Line n are parallel. Is he correct? Why or why not?
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Transcribed Image Text:3 4 9. 8. a) Alfredo stated that Angle 6 and Angle 2 are supplementary. Is he correct? Identify the relationship of Angles 6 and 2. What are another pair of angles with the same relationship? b) Alfredo said that Angle 7 and Angle 6 are congruent and that would prove Line m and Line n are parallel. Is he correct? Why or why not?
c)Alfredo said it is possible to prove the 3 angles in a triangle add to 180 degrees if
you know that y is parallel to QR. Is he correct? Describe how you can prove the
Triangle Sum Theorem using the image below.
Y
4
R
3.
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Transcribed Image Text:c)Alfredo said it is possible to prove the 3 angles in a triangle add to 180 degrees if you know that y is parallel to QR. Is he correct? Describe how you can prove the Triangle Sum Theorem using the image below. Y 4 R 3.
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