The area of a trapezoid with bases $\displaystyle {a}$ & $\displaystyle {b}$ with height $\displaystyle {h}$ is given by $\displaystyle {A}={h}\frac{{{a}+{b}}}{{2}}$.

If a carpenter needs to sheet rock a wall designed as a trapezoid with bases of $\displaystyle {6}$ feet and $\displaystyle {25}$ feet with a height of $\displaystyle {8}$ feet, what is the area of the wall?

Enter number only.

$\displaystyle {A}=$