Question

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?

Answer 1

Draw a right angle triangle. The diagonal is the hypotenuse.