6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of...

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Transcript of 6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of...

Page 1: 6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of base angles, and 1 pair of non-parallel sides (legs)

6.6 TRAPEZOIDS

Page 2: 6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of base angles, and 1 pair of non-parallel sides (legs)

• A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of base angles, and 1 pair of non-parallel sides (legs)

• Isosceles Trapezoid:• A trapezoid with congruent

legs and congruent base angles

• Median (of a trapezoid):• The segment that connects

the midpoints of the legs

• The median is parallel to the bases

• Diagonals of an isosceles trapezoid are congruent

base

base

leg leg

Base angleBase angle

Median = ½ (base + base)

A B

CD

AC = BD

Page 3: 6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of base angles, and 1 pair of non-parallel sides (legs)

A. Each side of the basket shown is an isosceles trapezoid. If mJML = 130, KN = 6.7 feet, and LN = 3.6 feet, find mMJK.

B. Each side of the basket shown is an isosceles trapezoid. If mJML = 130, KN = 6.7 feet, and JL is 10.3 feet, find MN.

Page 4: 6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of base angles, and 1 pair of non-parallel sides (legs)

In the figure, MN is the midsegment of trapezoid FGJK. What is the value of x.

Page 5: 6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of base angles, and 1 pair of non-parallel sides (legs)

WXYZ is an isosceles trapezoid with medianFind XY if JK = 18 and WZ = 25.

Page 6: 6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of base angles, and 1 pair of non-parallel sides (legs)

A. If WXYZ is a kite, find mXYZ.

Page 7: 6.6 TRAPEZOIDS. A quadrilateral with exactly 1 pair of opposite parallel sides (bases), 2 pairs of base angles, and 1 pair of non-parallel sides (legs)

A. If WXYZ is a kite, find mXYZ.