I need help with this and also I need someone who knows how to do math to answer my questions pleasee

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

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′?

∆red ≅ ∆ by rule will give brainiest if possible