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8-6
Identify Special
Quadrilaterals
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Honors Geometry
Ms. Stawicki
You will identify special quadrilaterals.
Objective
Quadrilateral Relationships
Quadrilateral
ANY 4 sided shape
Parallelogram
TWO pairs of parallel sides
Rectangle
4 right angles
Rhombus
4 congruent sides
Trapezoid
One pair of parallel sides
Kite
NO parallel sides
Isosceles Trapezoid
Trapezoid with
congruent legs
Square
4 right angles &
4 congruent sides
Another look at…
Quadrilateral Relationships
STUV has at least one pair of consecutive sides
congruent. What types of quadrilaterals meet
this condition?
Example
Quadrilateral ABCD has at least one pair of
opposite angles congruent. What types of
quadrilaterals meet this condition?
Example
What is the most specific name for quadrilateral WXYZ?
A)
B)
C)
D)
Parallelogram
Rhombus
Square
Rectangle
Example
W
X
Z
Y
Is enough information given in the diagram to show
that quadrilateral ABCD is a square? Explain.
Example
A
B
D
C
Please turn to page 553 so we can do a few
more examples together…
Guided Practice
Each quadrilateral has the properties of the shapes
above it in the chart.
Use the properties of the given figure AND those above it.
Remember…
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