square
A quadrilateral with congruent pairs of adjacent sides and no parallel sides is a kite.
A parallelogram has two pairs of congruent sides.
It is a rectangle.
rectangle
A kite
That's a parallelogram.
parallelogram.
No, it doesn't have to be. A quadrilateral can definitely be a parallelogram only if: - Both pairs of opposite sides are parallel. - Both pairs of opposite sides are congruent. - One pair of opposite sides are both congruent and parallel. - Both pairs of opposite angles are congruent. - The diagonals bisect each other.
That's a rhombus.
rhombus
A kite or chevron.
That's a parallelogram.