Geo.10.24.14.notebook
October 24, 2014
Classifying Quadrilaterals
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Geo.10.24.14.notebook
October 24, 2014
What do these shapes
have in common?
all
QUADRILATERALS
These
to check
click
have four sides, four angles,
your answer
and are closed shapes.
Characteristics of a Quadrilateral:
• Closed shape
• 4 sided
• 4 angles
• Sum of all angles equals 360 degrees
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Geo.10.24.14.notebook
October 24, 2014
Can you name these
quadrilaterals?
Touch the shape to reveal the answer.
rectangle
rhombus
parallelogram
trapezoid
square
Parallelogram
A quadrilateral with both
pairs of opposite sides
parallel and equal in length
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Geo.10.24.14.notebook
October 24, 2014
Rectangle
A parallelogram with
four right angles
Rhombus
A parallelogram with all
sides the same length
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Geo.10.24.14.notebook
October 24, 2014
Square
A rectangle with all
sides the same length
( A square is a special rectangle
and a special rhombus)
Trapezoid
A quadrilateral with
only one pair of
parallel sides
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Geo.10.24.14.notebook
October 24, 2014
Isosceles Trapezoid
A special trapezoid in
which the nonparallel
sides are congruent
Kite
Two pairs of adjacent
sides congruent
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Geo.10.24.14.notebook
October 24, 2014
QUADRILATERAL RELATIONSHIPS:
(Click on shapes)
Parallelogram
A quadrilateral with both
pairs of opposite sides parallel
and equal in length
Rectangle
A parallelogram with
four right angles
(A rectangle is a special
parallelogram)
Rhombus
A parallelogram with all
sides the same length
(A rhombus is a special
Square
parallelogram)
A rectangle with all
sides the same length
( A square is a special
rectangle and a special
rhombus)
Does the trapezoid fit all the
classifications of the red quadrilateral?
Trapezoid
A quadrilateral with only one pair
of parallel sides
Move the shape to
check your answer,
then pull out the arrow
to answer the question.
No!
What is
different?
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Geo.10.24.14.notebook
October 24, 2014
Does the trapezoid fit all the
classifications of the blue quadrilateral?
Trapezoid
A quadrilateral with only one pair
of parallel sides
Move the shape to
check your answer,
then pull out the arrow
to answer the question.
equal
nes,
.
No!
What is
different?
Does the trapezoid fit all the classifications
of the orange quadrilateral?
Trapezoid
A quadrilateral with only one pair
of parallel sides
Move the shape to
check your answer,
then pull out the arrow
to answer the question.
No!
What is
different?
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Geo.10.24.14.notebook
October 24, 2014
Does the trapezoid fit all the
classifications of the purple quadrilateral?
Trapezoid
A quadrilateral with only one pair
of parallel sides
Move the shape to
check your answer,
then pull out the arrow
to answer the question.
No!
What is
different?
CLASSIFY THE
QUADRILATERALS
On the following page, drag the
quadrilaterals to all correct
classifications of the shape.
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Geo.10.24.14.notebook
Quadrilateral
Rectangle
October 24, 2014
Parallelogram
Square
Trapezoid
Rhombus
Check Your
Work
Quadrilateral
Rectangle
Parallelogram
Square
Trapezoid
Rhombus
Go Back
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Geo.10.24.14.notebook
2y+5
October 24, 2014
T
J
x+6
K
2x+4
3x­5
B
HW # 25
p. 93­95
(1­9,11­13,25­27,34)
draw the diagram and label
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