Check the picture below. You can pretty much count the units off the grid.
recall that A = (1/2)bh.
All the equations can be graphed and solved by graphing. They can also be solved using various other methods
ANSWER

EXPLANATION
The given rational function is

We need to rationalize the denominator by multiplying both the numerator and the denominator by the conjugate of

which is

When we rationalize we obtain:

The denominator is now a difference of two squares:

We apply this property to get


This simplifies to

Or

I'm sorry I don't know what this is can you explain it sike
The answer is 637.222 in^2
Because I am right