A large region of forest has been infested with gypsy moths.The region is roughly triangular,as shown in the figure on the next page.From the northernmost vertex A of the region,the distances to the other vertices are x = 25 miles south and 10 miles east (for vertex B),and 20 miles south and 28 miles east (for vertex C).Use a graphing utility to approximate the number of square miles in this region. A)250 mi² B)280 mi² C)260 mi² D)290 mi² E)270 mi²

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The Answer of A large region of forest has been infested with gypsy moths.The region is roughly triangular,as shown in the figure on the next page.From the northernmost vertex A of the region,the distances to the other vertices are x = 25 miles south and 10 miles east (for vertex B),and 20 miles south and 28 miles east (for vertex C).Use a graphing utility to approximate the number of square miles in this region. A)250 mi² B)280 mi² C)260 mi² D)290 mi² E)270 mi²

A Large Region of Forest Has Been Infested with Gypsy