**Answer:**

The answer is $16.45

**Step-by-step explanation:**

First, you have to multiply $0.95 x 9 = $8.55

Then, you have to subtract $25.00-$8.55 = $16.45

The vertex would be 9 I believe , check where the maximum or minimum the graph is at.

We have equation:

When

and

are the solutions, from <span>Vieta's formulas we know that:

and:

So:

</span>

**Answer:**

2 pairs

**Step-by-step explanation:**

The north & south sides are parallel and the east & west are parallel.