Concept explainers
To tell whether lines are perpendicular, parallel or neither.
Answer to Problem 29PPS
The lines are parallel.
Explanation of Solution
Given information:
Formulaused:
Where,
Calculation:
For AB ,
Substituting value,
Slope of line is,
Solving,
Slope for AB is 2.
For CD ,
Substituting value,
Slope of line is,
Solving,
Slope is 2.
Now, line is parallel as slope are equal.
Graph:
Interpretation:
Green line represents AB and blue line represents CD .
The lines are parallel.
Chapter 3 Solutions
Geometry, Student Edition
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