The square patch of grass need to be seeded around by the 4 identical circular ponds. Write a function for the area (A) of grass that need to be seeded in terms of the radius of the ponds (r)​

The first one, i believe, would be correct. all the others have one thing in common, and that's that they have repeating numbers. in the second one, x and y have repeating 6's and 3's, and in the third, x and y have repeating 6's as well. in the last one, there are repeating 3's. the first one has no repeating numbers.

Arhombus is a quadrilateral.