Parallelogram

• x = 40 , y = 40 
• x = 30, y = 30
• x = 40, y = 30
• x = 30, y = 40

• x = 70, y = 80
• x = 70, y = 30
• x = 80, y = 70
• x = 80, y = 30

• x = 9, y = 4
• x = 6, y = 4
• x = 6, y = 2
• x = 4, y = 2

Is the quadrilateral a parallelogram? If yes, state how you know.

• Opposite sides parallel

• Opposite sides equal

• Opposite sides parallel and equal

• Not enough info

Is the quadrilateral a parallelogram? If yes, state how you know.

• Opposite sides parallel

• Opposite sides equal

• Opposite sides parallel and equal

• Not enough info

Is the quadrilateral a parallelogram? If yes, state how you know.

• Opposite sides equal

• Opposite sides parallel

• Diagonals bisect each other

• Not enough info

Is this quadrilateral a parallelogram? If so, give a reason.

• No

• Yes. Opposite sides are parallel

• Yes. Opposite sides are congruent

• Yes. Opposite angles are congruent

• x = 23, y = 10
• x = 10, y = 23

• x = 30, y = 40
• x = 40, y = 30
• x = 40, y = 15
• x = 30, y = 30

Is the quadrilateral a parallelogram? If yes, state how you know.

• Opposite sides parallel

• Opposite angles equal

• Opposite sides equal and parallel

• Not enough info