Find the area of the following shape. You must show all work to receive credit. (10 points)

Figure ABCDEF is shown. A is located at negative 5, negative 8. B is located at 1, negative 8. C is located at 3, negative 5. D is located at 1, negative 1. E is located at negative 5, negative 3. F is located at negative 3, negative 6.