Given circle Q with a measure of SR=120° and a radius of 9 feet, as shown below. Determine the arc length of SR Use mathematics to explain how you determined your answer.
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Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your