HELP The question its on the pic 69 points on the people who gets it right

Options for b=
2*pi, pi, r, 2*pi*r, pi*r

Options for h=
Pi, r*r, 2*pi, r, 2r

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 image (a’ b’ c’ d’) of abcd cannot he produced using only reflections ?

What is the domain of the of the exponential function shown below?