The answer is c. As you can see from the graph, -2 is the smallest y value and 4 is the biggest. Therefore, the range is -2
Option D is the correct answer

Further explanation:
Let

The perimeter of a rectangle is given by:

It is also given that:

So we can write as

We also know that The length of the rectangle is three times its width

Putting the value of l in the inequality

Rearranging the terms

Hence, option D is the correct answer.
Keywords: Inequalities, Perimeter
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Mr. Henderson was incorrect when he said that all the angles of an equilateral triangle sum to 60 degrees because they actually sum to 180 degrees.

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The answer is -4 + 2 + -0.25 + 0.5.