6.3 Showing Quadrilaterals are parallelograms

In order for ABCD to be a parallelogram, what must the value of x be?

• 132
• 66
• 114
• 48

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CCSS.HSG.CO.C.11

Is the quadrilateral a parallelogram?

• Yes

• No

• Not enough information.

Tags

CCSS.HSG.CO.C.11

Determine the value of x and y that would classify this quadrilateral as a parallelogram. 

• x = 9 ; y = 16
• x = 16; y = 9

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CCSS.HSG.CO.C.11

Determine the value of x that would classify this quadrilateral as a parallelogram. (The expression are for the tick marks on the diagram). 

• x = 8
• x = 26
• x = 28
• x = 38

Tags

CCSS.HSG.CO.C.11

Is there enough information to determine that this quadrilateral is a parallelogram?

• yes
• no

Tags

CCSS.HSG.CO.C.11

Is this a parallelogram? How do we know?

• yes,opposite sides are congruent

• no we can not prove it is a parallelogram

• yes, one pair of sides are congruent and parallel

• yes, opposite sides are parallel

• yes, diagonals bisect each other

Tags

CCSS.HSG.CO.C.11

State which method we can use to show that the quadrilateral is a parallelogram. 

• Both pairs of opposite angles are congruent.
• Both pairs of opposite sides are congruent.
• Both pairs of diagonals bisect each other.
• Both pairs of opposite sides are parallel. 

Tags

CCSS.HSG.CO.C.11

State which method we can use to show that the quadrilateral is a parallelogram. 

• Both pairs of opposite angles are congruent.
• Both pairs of opposite sides are congruent.
• Both pairs of diagonals bisect each other.
• Both pairs of opposite sides are parallel. 

Tags

CCSS.HSG.CO.C.11

Which of the following are parallelograms?

• 
• 
• 
• 

Tags

CCSS.HSG.CO.C.11

Is this a parallelogram?

• Yes

• No

Tags

CCSS.HSG.CO.C.11