Can someone me use properties to solve numbers 1 - 4?

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64

What is the perimeter of a rectangle if the length is 5 and the width is x?