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
How do I do this?
Transcribed Image Text:大で
(メ-00)
find x and Y
Expert Solution
Step 1n
Rule - 1 :
Sum of all the interior angles of the triangle is 180°.
Rule - 2 :
A straight angle has a measure of 180°and the sum of interior angles of a triangle is also 180°.
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