A square has a perimeter of 12x + 52 units. Which expression represents the side length of the square in units?
x+4
x + 40
33+ 13
3x+43

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

3women sell hats at a craft fair weekly. the money they make at the fair is split into categories. 9% goes to pay taxes. $55 goes to pay rent for the space they sell in. the rest is split between the women. if the group make $706 at the fair, how much does each women get paid once the money is divided

What is the measure of angle 1? a.28 b.152 c.168 d.64