In the wire of a university dorm, electrical wire is being pulled from a spool with a radius of 25 cm. what angle must the spool turn through to pull 2 meters of wire from the spool?

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before