Lesson 3 Tests for Parallelograms

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1

State whether the quadrilateral is a parallelogram. Justify your answer

Yes it is a parallelogram since both pairs of opposite sides are parallel.

Yes it is a parallelogram since both pairs of opposite sides are congruent.

Yes it is a parallelogram since both pairs of opposite angles are congruent.

Yes it is a parallelogram since the diagonals bisect each other.

Yes it is a parallelogram since once pair of opposite sides is both parallel and congruent.

No the quadrilateral is NOT necessarily a parallelogram

1

State whether the quadrilateral is a parallelogram. Justify your answer

Yes it is a parallelogram since both pairs of opposite sides are parallel.

Yes it is a parallelogram since both pairs of opposite sides are congruent.

Yes it is a parallelogram since both pairs of opposite angles are congruent.

Yes it is a parallelogram since the diagonals bisect each other.

Yes it is a parallelogram since once pair of opposite sides is both parallel and congruent.

No the quadrilateral is NOT necessarily a parallelogram

1

State whether the quadrilateral is a parallelogram. Justify your answer

Yes it is a parallelogram since both pairs of opposite sides are parallel.

Yes it is a parallelogram since both pairs of opposite sides are congruent.

Yes it is a parallelogram since both pairs of opposite angles are congruent.

Yes it is a parallelogram since the diagonals bisect each other.

Yes it is a parallelogram since once pair of opposite sides is both parallel and congruent.

No the quadrilateral is NOT necessarily a parallelogram

1

State whether the quadrilateral is a parallelogram. Justify your answer

Yes it is a parallelogram since both pairs of opposite sides are parallel.

Yes it is a parallelogram since both pairs of opposite sides are congruent.

Yes it is a parallelogram since both pairs of opposite angles are congruent.

Yes it is a parallelogram since the diagonals bisect each other.

Yes it is a parallelogram since once pair of opposite sides is both parallel and congruent.

No the quadrilateral is NOT necessarily a parallelogram

1

State whether the quadrilateral is a parallelogram. Justify your answer

Yes it is a parallelogram since both pairs of opposite sides are parallel.

Yes it is a parallelogram since both pairs of opposite sides are congruent.

Yes it is a parallelogram since both pairs of opposite angles are congruent.

Yes it is a parallelogram since the diagonals bisect each other.

Yes it is a parallelogram since once pair of opposite sides is both parallel and congruent.

No the quadrilateral is NOT necessarily a parallelogram

1

State whether the quadrilateral is a parallelogram. Justify your answer

Yes it is a parallelogram since both pairs of opposite sides are parallel.

Yes it is a parallelogram since both pairs of opposite sides are congruent.

Yes it is a parallelogram since both pairs of opposite angles are congruent.

Yes it is a parallelogram since the diagonals bisect each other.

Yes it is a parallelogram since once pair of opposite sides is both parallel and congruent.

No the quadrilateral is NOT necessarily a parallelogram

1

State whether the quadrilateral is a parallelogram. Justify your answer

Yes it is a parallelogram since both pairs of opposite sides are parallel.

Yes it is a parallelogram since both pairs of opposite sides are congruent.

Yes it is a parallelogram since both pairs of opposite angles are congruent.

Yes it is a parallelogram since the diagonals bisect each other.

Yes it is a parallelogram since once pair of opposite sides is both parallel and congruent.

No the quadrilateral is NOT necessarily a parallelogram

1

Using Coordinate Geometry to Prove A Quadrilateral is a Parallelogram - NOTES

1

Quadrilateral
has coordinates
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

1

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

1

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

1

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

1

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

1

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

1

Write a Formal proof

1

Write a formal proof

1

Lesson 3 Tests for Parallelograms

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

Using Coordinate Geometry to Prove A Quadrilateral is a Parallelogram - NOTES

Quadrilateral has coordinates , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Write a Formal proof

Write a formal proof

Write a formal proof

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

State whether the quadrilateral is a parallelogram. Justify your answer

Using Coordinate Geometry to Prove A Quadrilateral is a Parallelogram - NOTES

Quadrilateral has coordinates , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Quadrilateral has vertices , and Prove quadrilateral is a parallelogram. [Use of the axes is optional]

Write a Formal proof

Write a formal proof

Write a formal proof

Quadrilateral
has coordinates
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has coordinates
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]

Quadrilateral
has vertices
,
and
Prove quadrilateral
is a parallelogram. [Use of the axes is optional]