Which of the following would not be enough information to show that a quadrilateral is a parallelogram?

David must install fencing around a lot that is shaped like a right angle.the side of lot that runs east-west is 200 ft long.the side of the lot runs north-south is 125 ft long.calculate how many feet of fencing he will need to surround the entire lot.

For the equations below which statement is true ? -2x=14 6x=-42

If the discriminant if a quadratic equation is 4 which statement describes the roots?