**My question:**

A circle has a radius of. An arc in this circle has a central angle of

What is the length of the arc?

Either enter an exact answer in terms of or use for and enter your answer as a decimal.

**My question:**

A circle has a radius of. An arc in this circle has a central angle of

What is the length of the arc?

Either enter an exact answer in terms of or use for and enter your answer as a decimal.