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Concept explainers
To provide:a counterexample to show given statement is false.
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Answer to Problem 9CE
If we look at the wall of the room as a vertical plane, then the lines where wall and the ceiling intercept are horizontal lines, but they lie in the plane.
Explanation of Solution
Given information:
If a line lies in a vertical plane, then the line is vertical.
Calculation:
If we look at the wall of the room as a vertical plane, then the lines where wall and the ceiling intercept are horizontal lines, but they lie in the plane.
Chapter 2 Solutions
McDougal Littell Jurgensen Geometry: Student Edition Geometry
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- Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,Elementary Geometry for College StudentsGeometryISBN:9781285195698Author:Daniel C. Alexander, Geralyn M. KoeberleinPublisher:Cengage Learning
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