Consider circle A. If θ=60°, what is the length of arc BC?

Select the number of ways in which a line and a circle can intersect

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters