a) Find the length of the arc of a circle of diameter 14 meters subtended by a central angle of 6. b) In central irrigation, a large irrigation pipe on wheels rotates around a center point. A farmer has a çentral pivot system with a radius 400 meters. If water restrictions only allow her to water 150 thousand square meters a day, what angle should she set the system to cover? Write the answer in degrees measured to two decimal places.

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