Math problem? True and False?

1. If a quadrilateral is equiangular, then it is a rectangle.

2. If a quadrilateral is a parallelogram, then it is equilateral.

3. Both pairs of opposite sides are congruent in a parallelogram.

4. If the diagonals of a parallelogram are perpendicular, then it is a rhombus.

5. The diagonals of a rectangle are perpendicular.

6. The diagonals of a parallelogram bisect the angles in a parallelogram.

7. If a parallelogram is equilateral, then its diagonals are congruent.

8. Both pairs of opposite angles are congruent in a parallelogram.

9. The diagonals of a parallelogram bisect each other.

10.The diagonals bisect the angles of a rectangle.