Intro to Quadrilaterals

• 1=30 ,  2=82,  3=50
• 1=32,  2=98 , 3=50
• 1=30 ,  2=98 , 3=50
• 1=30 , 2=98 , 3=40

The figure is a parallelogram.  
Solve for x.  

• 12

• 4

• 6

• 2

The figure is a parallelogram.  
Solve for x.  
Give a reason.

• 2

• 10

• 11

• 12

The figure is a parallelogram.  
Solve for x.  

• 1

• 11

• 7

• 6

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

HIJK is a parallelogram
solve for Y

• 20

• 15

• 60

• 12

Is this quadrilateral a parallelogram?

• Yes. Diagonals bisect each other

• no

• Yes. Opposite angles are congruent

• Yes. Opposite sides are congruent

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

The diagonals of a rectangle are

• parallel

• congruent

• perpendicular

• not congruent

In a rectangle, consecutive angles are supplementary.

• True

• False