These quadrilaterals have diagonals that bisect each other.
What are parallelograms, rectangles, rhombi, and squares?
These quadrilaterals have 4 congruent 90 degree angles.
Rectangles and squares
What is angle ECB?
80 degrees
Always, Sometimes, or Never:
A rhombus is a parallelogram.
Always
The quadrilaterals that have 2 pairs of adjacent congruent sides.
What are kites?
These quadrilaterals have congruent diagonals.
What are isosceles trapezoids, rectangles, and squares?
These quadrilaterals have opposite congruent angles.
Parallelograms, rectangles, rhombuses and squares
What is the value of x?
x=22
Always, Sometimes, or Never:
A square is a rectangle.
Always
These quadrilaterals have 4 congruent sides.
What are rhombus and square?
These quadrilaterals have diagonals that are perpendicular.
What are squares and rhombuses?
This quadrilateral can have only 1 pair of congruent angles.
What is a kite?
In the isosceles trapezoid, what is the value of x?

x = 108
Always, Sometimes, or Never:
A rectangle is also a rhombus.
Sometimes
The quadrilaterals that have opposite congruent sides.
What are parallelograms, rectangles, rhombus, and squares?
If QS = 24. What does QO = ?

QO = 12
The sum of all the degrees in a quadrilateral.
What is 360 degrees?
What is the measure of g?

g=143
True or False
A trapezoid is a parallelogram
FALSE
What is a trapezoid?
Find the length of both diagonals.
DB = 16 AC = 30
Angle B = 138
Angle C = 42
Angle D = 138
What is the measure of angle C?
Measure of angle C = 110
True or False:
A quadrilateral is a polygon.
TRUE
This quadrilateral has ONLY opposite sides congruent and 90 degree angles.
What is a rectangle?