Answer:
[-20.25;+∞).
Step-by-step explanation:
1) according to the properties of the given parabola the minimum is:

2) y₀=-20.25 means, the value -20.25 is minimum of the range, the maximum →+∞;
3) finally, the range y≥-20.25.
USE SOCRACTIC IT WOULD REALLY HELP WITH THIS QUESTION
To solve this, you would divide the miles by the number of hours, 21 / 4
21 divided by 4 equals 5.25
Answer:

Step-by-step explanation:
First let's find the radius of the quarter circle.

Now let's find the arc length of this quarter circle.

Now let's find the perimeter
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