What conclusion can you draw if the line is best fit on a linear graph does not slope either up or down but is horizontal?

Find the distance between (7,-6) and (-3,-9)

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet

Either enter an exact answer in terms of \piπ or use 3.143.14 for \piπ and enter your answer as a decimal.