18. The drop in temperature from 6:00 AM to 12:00 P. M. was 14 "F. What is the average hourly drop in temperature for that time frame? I need help ASAP ​

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′?

I’m stuck on this equation, anyone got the answer?

Find the value of x for which line a is parallel to line b