Can someone tell me how to do this with work shown? !

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′?

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

Pls yall i really need the answer fr fr