Ana's statistics skills have been improving during her senior year at fletcher high school. on her first end-of-the-week assessment she scored 57 points, then she scored 61 and 65 on her next two assessments. if her scores continued to increase at the same rate, what will be her score on the 9th assessment?

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?