surveyor locating the corners of a four-sided piece of property started at one corner and walked 200 feet in the direction N80°E to reach the next corner. He turned and walked due North 160ft to the next corner of the property. He then turned and walked due west to get to the fourth corner of the property. Finally, he walked in the direction S15°E to get back to the starting point. What is the area of the property in square feet?