The coordinates below are the three vertices of a rectangle. Identify the fourth coordinate and the area of the rectangle.
A coordinate plane with the following points A at negative 2, 2; B at negative 2, negative 3; and C at 7, negative 3.
(2, 7), 28 units squared
(2, 7), 45 units squared
(7, 2), 28 units squared
(7, 2), 45 units squared