I need help with geometry

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

If i have 20$ and i gave 5$ away how much i got