What is the area of the square is equal to the area of a rectangle whose measures are 16 cm and 9 cm find the perimeter of the square also find the ratio of length of diagonals of the square and rectangle Share with your friends Share 0 Pranay Loya answered this Dear Student, Area of square= area of rectangle side2=Length×breadthside2=16×9side2=144 cm2side=12 cm (Rejecting -12 as length cannot be negative)Perimeter of square=4side =4×12=48 cmDiagonal of square=2×side=122cm=16.968 cmDiagonal of rectangle=length2+breadth2 =92+162=81+256=337cm=18.35 cm Diagonal of sqaure Diagonal of rectangle=16.96818.35=0.92468:1 Regards 0 View Full Answer