Vertical Line Test Worksheet
A Grade 8 math worksheet to practice identifying functions using the vertical line test on various graphs.
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Vertical Line Test Worksheet
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Read each question carefully and follow the instructions. Use the vertical line test to determine if the given graph represents a function.
1. The vertical line test is used to determine if a relation is a function.
True
False
2. If a vertical line intersects a graph at more than one point, the graph represents a function.
True
False
3. Which of the following graphs represents a function?
4. Draw a graph that passes the vertical line test.
5. Draw a graph that fails the vertical line test.
6. Explain in your own words why the vertical line test works.
7. For a graph to be a function, every vertical line must intersect the graph at most point.
8. The vertical line test helps us determine if a relation has a unique value for every value.
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