what is the ratio between perimeters of two squares one having 2.5 times the diagonal then the other ?
"d = 2.5 d d = d a √ 2 = 2.5 d a √ 2 = d a = 2.5 d / √ 2 a = d / √ 2 = > 2.5 : 1 answer : c"
divide(2.5, divide(2.5, 2.5))