Answer:
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The answer is sometimes. Hope that helped!
Step-by-step explanation:
Using the vertical line test, we can see which lines are functions, and which are not. If a vertical line were to hypothetically appear, would it touch more than one part of the line? If so, it is not a function.
The lines outlined in a black box are the correct answers.

Here's the solution ~
Area of floor is ;


Area covered by rug is ;

So, the percentage of floor covered by rug is ~



