Math, the opposite of 10/7

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′?

50 points~ ! i have to turn this in tomarrow

Alex's monthly take home pay is $2,500. what is the maximum bad debt payment he can maintain without being in credit overload?