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. 
Definitions:
Time Period Assumption
An accounting principle that the life of a business can be divided into discrete time periods, such as months and years, for reporting purposes.
Operating Cycle
The duration of time it takes for a company to purchase inventory, sell the goods, and collect cash from the sale.
Dividends Declared
A firm's announcement of the payment of a dividend to shareholders by a specified date, representing a commitment to distribute a portion of earnings.
Net Income
The net income of a company, calculated by removing all costs and taxes from the total sales.
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