A phone line runs east along a field for 1.5 miles and then north along the edge of the same field for 2.75 mile. If the phone line cost $3,500 per mile to install, how much could had been saved if the phone line had been installed diagonally across the field? How can I draw this In a form of a picture?
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Draw a right angle triangle. The diagonal is the hypotenuse.
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