# Proving Parallelograms

Author:
MrCarmack

## If a quadrilateral has 2 pairs of parallel sides, it is a parallelogram

Using this criteria, is ABCD graphed above a paralleogram? SHOW YOUR WORK!

## On any quadrilateral, if the opposite sides are congruent, then it is a parallelogram.

Using this criteria, is ABCD graphed above a paralleogram? SHOW YOUR WORK!

## On any quadrilateral, if the opposite angles are congruent, then it is a parallelogram.

Using this criteria, is ABCD graphed above a paralleogram? SHOW YOUR WORK!

## On any quadrilateral, if the adjacent angles are supplementary, then it is a parallelogram.

Using this criteria, is ABCD graphed above a paralleogram? SHOW YOUR WORK!

## On any quadrilateral, if one pair of opposite sides are parallel AND congruent, then it is a parallelogram.

Using this criteria, is ABCD graphed above a paralleogram? SHOW YOUR WORK!

## On any quadrilateral, if the diagonals bisect each other, then it is a parallelogram.

Using this criteria, is ABCD graphed above a paralleogram? SHOW YOUR WORK!