Question

http://i.imgur.com/B6Fs2bz.png

Answer 1

First, find the area of the bigger rectangle.
Then find the area of the inner, smaller rectangle.
Subtract these two to get area of shaded region.
Area is calculated by the formula:
\[Area=length \times width\]

Answer 2

so whats the answer

Answer 3

What did you get?

Answer 4

1337