What is the y-intercept of a graph?
Lesson 2-8 Flashcard

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Mathematics
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The y-intercept is the point where the graph intersects the y-axis, representing the value of y when x is 0.
2.
FLASHCARD QUESTION
Front
What does the y-intercept represent in a real-world context, such as a taxi fare?
Back
In a real-world context, the y-intercept represents the initial fee or starting value before any additional charges are applied.
3.
FLASHCARD QUESTION
Front
How do you determine the y-intercept from a graph?
Back
To determine the y-intercept from a graph, locate the point where the line crosses the y-axis.
4.
FLASHCARD QUESTION
Front
What does a y-intercept of 0 indicate about a relationship?
Back
A y-intercept of 0 indicates that the relationship is proportional, meaning that the output is directly proportional to the input.
5.
FLASHCARD QUESTION
Front
What is a proportional relationship?
Back
A proportional relationship is one in which two quantities maintain a constant ratio, meaning that as one quantity increases, the other increases at a consistent rate.
6.
FLASHCARD QUESTION
Front
In the context of a scuba diver's ascent, what does the y-intercept represent?
Back
In the context of a scuba diver's ascent, the y-intercept represents the starting depth of the diver below the surface of the water.
7.
FLASHCARD QUESTION
Front
What is the difference between the x-intercept and the y-intercept?
Back
The x-intercept is the point where the graph intersects the x-axis (y=0), while the y-intercept is where the graph intersects the y-axis (x=0).
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