Using the applet on the previous slide, determine the SIX properties of parallelograms
Both pairs of opposite sides are parallel
Equiangular quadrilateral
Diagonals are congruent.
Only one pair of opposite sides parallel
Equilateral quadrialteral
Both pairs of opposite sides are congruent
Diagonals bisect its angles
Only one pair of opposite sides congruent
Consecutive angles are supplementary
Both pairs of opposite angles are congruent
Diagonals bisect each other
A diagonal divides the parallelogram into two congruent triangles
Diagonals are perpendicular.
Properties of Parallelograms
Whiteboard notes

Justify your answer

If
, then.If
, then.m
m.Justify your answer.
Justify your answer.
Justify your answer.
Justify your answer.