The sum of the interior angles of a quadrilateral

Brent wants to know what is 5 x 1/2

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

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