Find the measure of the angle indicated.

Which shows the image of rectangle abcd after the rotation (x, y) → (–y, x)?

What is the remainder when 2872 is divided by 76? a) 51 b) 57 c) 60 d) 63

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.