Find the area of the regular polygon with the given apothem a and side length s.
octagon, a=67.6 in, s=56 in

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

How many grams the dog will eat in 3 days?

The graph of a hyperbola is shown. what are the coordinates of a vertex of the hyperbola? (0, −4) (−3, 0) (0, 0) (0, 5)