Quadrilaterals Worksheet Page 3
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Spanish
Lesson
8.2
Lesson Tutorials
A quadrilateral is a polygon with four sides. The diagram shows properties
Key Vocabulary
of different types of quadrilaterals and how they are related. When
kite, p. 346
identifying a quadrilateral, use the name that is most specifi c.
Quadrilateral
Reading
Parallelogram
Trapezoid
Kite
Red arrows indicate
parallel sides.
quadrilateral with
quadrilateral with
quadrilateral with two pairs
exactly one pair of
opposite sides that are
of congruent adjacent sides and
parallel sides
parallel and congruent
opposite sides that are not congruent
Rectangle
Rhombus
parallelogram with
parallelogram with
four right angles
four congruent sides
Square
parallelogram with four congruent
sides and four right angles
1 1
Identifying Quadrilaterals
EXAMPLE
Identify the quadrilateral.
Study Tip
a.
b.
In Example 1a, the
square is also a
parallelogram, a
rectangle, and a
The quadrilateral has
The quadrilateral has two pairs
rhombus. Square is the
four congruent sides and
of congruent adjacent sides
most specifi c name.
four right angles. So, it is
and opposite sides that are not
a square.
congruent. So, it is a kite.
Identify the quadrilateral.
Exercises 4 –9
1.
2.
3.
346
Chapter 8
Geometry
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