#### Answer

$40$

#### Work Step by Step

The width of the rectangle is the distance between $(5, 2)$ and $(5, -6)$, which is $8$.
The length of the rectangle is the distance between $(5, -6)$ and $(0, -6)$, which is $5$.
Area $=$ length $\times$ width
Area $= 8 \times 5$
Area $=40$