What is the y intercept for -28 and 50

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′?

Which is the focus of a parabola with equation y2=4x

What is the approximate value of  q  in the equation below? –1.613–1.5220.5853.079