1. A grand tour of four cities begins at city A and makes successive stops at cities B, C, and D before returning to city A. If the cities are located as shown in the accompanying figure, find the total distance covered on the tour. The units are in -800,800) miles. B(400,300) The total distance Covered on the tour is 3400 miles D(-800,0) A(0,0) 2. The tour described in problem 1 traced out a quadrilateral. Find the number of square miles that were surrounded. NEED HELP SOLVING THE SECOND QUESTION.​