if the ratio of the areas of two squares is 225 : 256 , then the ratio of their perimeters is :
explanation : a 2 / b 2 = 225 / 256 = 15 / 16 < = > 4 a / 4 b = 4 ∗ 15 / 4 ∗ 16 = 15 / 16 = 15 : 16 option c
sqrt(divide(225, 256))