Danica has laid out floor tiles so they form<span> a </span>rectangle<span> with a </span>perimeter<span> of </span>18 inches<span>. what us the diffrence </span>between<span> the </span>greatest<span> and </span>least possible areas<span> - 1131698. the </span>greatest<span> is 4 by 5 that is a area of 20 square </span>inches<span>. The </span>difference<span> is 12.</span>