Answer:
Is this what you are looking for?
Answer: For the first question it is basically half of the polygon.
Step-by-step explanation:
If you count the units, for example one of the side is 4 units. What is half of 4. It is 2
Simply replace each x with the given value of x.
<u>When x = -2:</u>

<u>When x = -1:</u>

<u>When x = 0:</u>

<u>When x = 3:</u>

OR you could use a graph for this, here is how the function is going to look: