Martina transforms circle O onto itself by rotating the figure 180° about the center and reflecting the figure across chord AB. Select the answer choice that includes another name for chord AB and the length of the chord. Select one:
A. secant; 12 units
B. diameter; 12 units
C. tangent; 8 units
D. radius; 6 units

What is the domain and range of each function 1. x (3, 5, 7, 8, 11) y ( 6, 7, 7, 9, 14) 2. x (-3, -1, 2, 5, 7) y (9, 5, 4, -5, -7)

Which statement accurately explains whether a reflection over the x-axis and a 180° rotation would map figure acb onto itself?

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?