Concept explainers
To tell whether lines are perpendicular, parallel or neither.
Answer to Problem 5CYU
The lines are perpendicular.
Explanation of Solution
Given information:
Formulaused:
Where,
Calculation:
For WX ,
Substituting value,
Slope of line is,
Solving,
Slope for WX is
For YZ ,
Substituting value,
Slope of line is,
Solving,
Slope is
Now, line is not parallel as slope is not equal.
Product of slopes=
The line is perpendicular.
Chapter 3 Solutions
Geometry, Student Edition
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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