PROPORTIONAL RELATIONSHIPS AND SLOPE OF A LINE
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
Wayground Content
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14 questions
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1.
FLASHCARD QUESTION
Front
What is a proportional relationship?
Back
A proportional relationship is a relationship between two quantities where the ratio of one quantity to the other is constant.
2.
FLASHCARD QUESTION
Front
How do you determine if a graph represents a proportional relationship?
Back
A graph represents a proportional relationship if it passes through the origin (0,0) and forms a straight line.
3.
FLASHCARD QUESTION
Front
What is the formula for calculating the slope of a line?
Back
The slope (m) is calculated using the formula: m = (y2 - y1) / (x2 - x1).
4.
FLASHCARD QUESTION
Front
What does a positive slope indicate about a line?
Back
A positive slope indicates that as the x-value increases, the y-value also increases.
5.
FLASHCARD QUESTION
Front
What does a negative slope indicate about a line?
Back
A negative slope indicates that as the x-value increases, the y-value decreases.
6.
FLASHCARD QUESTION
Front
If a line has a slope of 0, what does that mean?
Back
A slope of 0 means the line is horizontal and there is no change in the y-value as the x-value changes.
7.
FLASHCARD QUESTION
Front
If a line has an undefined slope, what does that mean?
Back
An undefined slope means the line is vertical, and the x-value does not change as the y-value changes.
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