75 which function has an asymptote at x=pi? y=sec x y=tan x y=csc x y=cos x

Which function is shown in the graph below?

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x