Convert the measurement to the indicated unit of measurement.
620 minutes = ? hours (60 minutes = 1 hour]
620 minutes = 10 hours
(simplify your answer. type an integer, proper fraction or mixed number.)

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