Concept explainers
a.
To find: The slope of line
a.
Answer to Problem 9PSA
Explanation of Solution
Given information:
A figure is given as below.
Concept used: Slope of a line passing through two points
Slope of two parallel lines are equal.
Calculation:
In above figure,
Hence, slope of line
b.
To find: The slope of line
b.
Answer to Problem 9PSA
Explanation of Solution
Given information:
Same as part
Concept used: Slope of a line passing through two points
Slope of two parallel lines are equal.
Calculation:
In above figure,
Hence, slope of line
c.
To find: If point P, T and V are collinear.
c.
Answer to Problem 9PSA
Point P, T and V are non-collinear.
Explanation of Solution
Given information:
Same as part
Calculation:
Therefore, points P, T and V are non-collinear.
Chapter 4 Solutions
Geometry For Enjoyment And Challenge
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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