Properties of Quadrilaterals

What are the properties of a parallogram?

1. The parallel sides are parallel by definition

2. The opposite sides are congruent

3. The opposite angles are congruent

4. The diagonals bisect each other

5. Any pair of consecutive angles are supplementary

What are the properties of rectangles?

1. All the properties of a parallelogram by definition

2. All angles are right angles

3. The diagonals are congruent

What are the properties of a kite?

1. Two disjoint pairs of consecutive sides are congruent by definition

2. The diagonals are perpendicular

3. One diagonals is perpendicular bisector of the other

4. One of the diagonals bisecte a pair of opposite angles

5. One pair of opposite angles are congruent

What are the properties of a rhombus?

1. All the properties of a parallelogram apply by definition

2. Two consecutive sides are congruent by definition

3. All sides are congruent

4. The diagonals bisect the angles

5. The diagonals are perpendicular bisector of each other

6. The diagonals divide the rhombus into four congruent right triangles

What are the properties of a square?

1. All the properties of a rectangle apply by definition

2. All the properties of a rhombus apply by definition

3. The diagonals form four ieoecel3w right triangles

What are the properties of an isoscelew trapezoid?

1. The legs are congruent by definition

2. The bases are parallel by definition

3. The lower base angles are congruent

4. The Upper base angles are congruent

5. The diagonals are congruent

6. Any lower base angle is supplementary to any upper base angle