A side of the triangle below has been extended to form an exterior angle of 129°. Find the value of x.

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′?

If np3 /nc2 = 6, find the value of n

What is the measure of ba (the minor arc) in the diagram below?