Applying Properties of Special Parallelograms

The diagonals of a rectangle are

• parallel
• congruent
• perpendicular
• not congruent

The diagonals of a rhombus 

• never intersect
• bisect the opposite angles
• are congruent
• bisect the sides

A parallelogram that is both a rhombus and a rectangle is called a __________.

• Quadrilateral
• Parallelogram
• Trapezoid
• Square

ABCD is a rectangle.  m∠BCE = 4x-23 and m∠DCE = 5+5x.  Find m∠BCE. 

• 25
• 12
• 130
• 32

ABCD is a rectangle.  m∠BCA = 58.  Find m∠BAC. 

• 90
• 58
• 64
• 32

In a square, the diagonals...

• bisect the angles

• are perpendicular

• are congruent

• all of the above

If the figure is a rectangle, the value of x is...

• 2
• 12
• 13
• 28

A quadrilateral opposite angles congruent would best be described as a -?-

• square
• rectangle
• rhombus
• parallelogram

Find the measure of angle 4

• 44
• 68
• 90
• 136

Which statement is true?

• A rectangle is a square.
• A square is a rhombus.
• A parallelogram is a rectangle.