The function f(x) = -x^2 + 2x + 6 is graphed in the xy-coordinate plane as shown. based on the graph of the function, which of the following statements are true? select all that apply.

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm