Can someone please help me with this

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′?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

The graph of y x3 is translated so that the point (1. 1) is moved to (1, 4). what is the equation of the new graph?