Answer: 530.66 units²
<u>Step-by-step explanation:</u>

The volume in quarts is equal to the cups divided by 4
1qt=4c
No.
If a rational number can be an integer, x and y could be 5.5 and .5, or something that adds up to (number).0. This means, if the two non-rational numbers add up, they could be irrational, but the result isn't.
1/2 Because I say because I say so