The length of an arc is 15.7 meters. The central angle is 45 degrees. Calculate the length of the radius.
help me please :))

What’s -11-33k and factor each expression completely

What’s the range cuz i can’t find it?

This activity will you meet these educational goals: mathematical practices-you will make sense of problems and solve them, reason abstractly and quantitatively, and usemathematics to model real-world situations.directionsread the instructions for this self-checked activity type in your response to each question, and check your answers. at theend of the activity, write a brief evaluation of your work.