Emily needs your help with building a display for cakes. She wants to include a small roof over the

display to provide some shade and protection from the elements. She is trying out different

measurements to see what works best for the display.

Emily draws a right triangle showing the height and base of one side of the roof. $($Figure $1).$ She sends

you a copy of the diagram along with a calculation that she needs your help with.

Enter the exact answer.

$a^b$

$\frac{a}{h}$

$\sqrt[\phantom{2}]{a}$

$|a|$

$sin(a)$

$tanA$

$.$