A circus performer begins his act by walking out along a nearly horizontal high wire. He slips and falls to the safety net, $30\mathrm{.}0ft$ below.

The magnitude of his displacement from the beginning of the walk to the net is $40\mathrm{.}1ft.($a$)$ How far out along the high wire did he walk?

$($b$)$ Find the angle that his displacement vector makes below the horizontal.

$($a$)$ Number

Units

$($b$)$ Number

Units