A city planner draws a design for a new dog park. The dog park will be shaped like a trapezoid. The dimensions of the design are shown. b1 6in b2 10in h 4in Part A: What is the area of the design? Explain how you found the area. Part B: The city planner reduces the dimensions of the design by !" . What are the new dimensions of the design? What is the new area? Part C: How was the area of the original design affected? Explain how you know.