To find: which statement is true about the slope of the line
Answer to Problem 27STP
The correct option is ‘D’
Explanation of Solution
Given:
- The slope is -1
- The slope is zero
- The slope is 1
- The slope is undefined.
Calculation:
Consider the graph that is parallel to y-axis means that line is vertical.
Slope is the ratio of the rise or the vertical change, to the run, or the horizontal change.
Since, the value of x-axis is constant. It means the value of x does not changes.
And we know that:
And, change in x is 0.
So,
Therefore, the correct option is ‘D’
Conclusion:
Therefore, the correct option is ‘D’
Chapter 8 Solutions
Pre-Algebra Student Edition
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