Question: The line RT is tangent to a unit circle, and at Q. Point P makes one rotation around the unit circle every 20 seconds. a.

The line RT is tangent to a unit circle, and at Q. Point P makes one rotation around the unit circle every 20 seconds.

a. Find an equation to model the distance QR over a 1-minute period, starting when point P overlaps point R.
b. Graph the equation you found in 16a on your calculator.

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