2 Points
What is the equation of a circle centered at the origin with radius 13?
O A. x3 + x3 = 13
O B. x2 + y2 = 169
O c. x2 + y2 = 13
O D. x2 + y2 = 169

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?

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

The students in a class were asked how many siblings they have. the data obtained is represented in the dot plot. the number of students who have no siblings is . the number of students who have three or more siblings is .