Paula is at the doctor's office waiting on her appointment. She notices that the 4.5-inch-long minute hand is rotating around the clock and marking off time like degrees on a unit circle. Part 1: How many radians does the minute hand move from 2:25 to 2:45? (Hint: Find the number of degrees per minute first.)

Part 2: How far does the tip of the minute hand travel during that time?

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Complete each of the 2 activities for this Task.
Activity 1 of 2
Part 1: How many radians does the minute hand move from 1:20 to 1:55?

(Hint: Find the number of degrees per minute first.)
(Show all work)